Home / 910,141.50-1,255,994.28-502,243.24

Finding the Fourth Proportional to 910,141.50, 1,255,994.28 and 502,243.24

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Solution

The fourth proportional to 910,141.50, 1,255,994.28 and 502,243.24 is: 693,095.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,141.50 : 1,255,994.28 = 502,243.24 : x
  2. Step 2: Convert to fraction form
    910,141.50/1,255,994.28 = 502,243.24/x
  3. Step 3: Cross multiply
    910,141.50x = 1,255,994.28 × 502,243.24
  4. Step 4: Simplify right side
    910,141.50x = 630,814,636,608.67
  5. Step 5: Solve for x
    x = 630,814,636,608.67/910,141.50
  6. Step 6: Final answer
    x = 693,095.12

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Double scale
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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.