Home / 910,142.50-1,255,995.66-502,244.24

Finding the Fourth Proportional to 910,142.50, 1,255,995.66 and 502,244.24

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Solution

The fourth proportional to 910,142.50, 1,255,995.66 and 502,244.24 is: 693,096.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,142.50 : 1,255,995.66 = 502,244.24 : x
  2. Step 2: Convert to fraction form
    910,142.50/1,255,995.66 = 502,244.24/x
  3. Step 3: Cross multiply
    910,142.50x = 1,255,995.66 × 502,244.24
  4. Step 4: Simplify right side
    910,142.50x = 630,816,585,700.00
  5. Step 5: Solve for x
    x = 630,816,585,700.00/910,142.50
  6. Step 6: Final answer
    x = 693,096.50

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.