Home / 910,017.24-1,255,850.07-502,145.34

Finding the Fourth Proportional to 910,017.24, 1,255,850.07 and 502,145.34

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Solution

The fourth proportional to 910,017.24, 1,255,850.07 and 502,145.34 is: 692,975.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,017.24 : 1,255,850.07 = 502,145.34 : x
  2. Step 2: Convert to fraction form
    910,017.24/1,255,850.07 = 502,145.34/x
  3. Step 3: Cross multiply
    910,017.24x = 1,255,850.07 × 502,145.34
  4. Step 4: Simplify right side
    910,017.24x = 630,619,260,389.17
  5. Step 5: Solve for x
    x = 630,619,260,389.17/910,017.24
  6. Step 6: Final answer
    x = 692,975.07

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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.