Home / 501,906.68-692,626.37-272,459.04

Finding the Fourth Proportional to 501,906.68, 692,626.37 and 272,459.04

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Solution

The fourth proportional to 501,906.68, 692,626.37 and 272,459.04 is: 375,990.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,906.68 : 692,626.37 = 272,459.04 : x
  2. Step 2: Convert to fraction form
    501,906.68/692,626.37 = 272,459.04/x
  3. Step 3: Cross multiply
    501,906.68x = 692,626.37 × 272,459.04
  4. Step 4: Simplify right side
    501,906.68x = 188,712,319,127.38
  5. Step 5: Solve for x
    x = 188,712,319,127.38/501,906.68
  6. Step 6: Final answer
    x = 375,990.85

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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.