Home / 510,185.60-765,291.02-243,974.24

Finding the Fourth Proportional to 510,185.60, 765,291.02 and 243,974.24

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Solution

The fourth proportional to 510,185.60, 765,291.02 and 243,974.24 is: 365,967.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,185.60 : 765,291.02 = 243,974.24 : x
  2. Step 2: Convert to fraction form
    510,185.60/765,291.02 = 243,974.24/x
  3. Step 3: Cross multiply
    510,185.60x = 765,291.02 × 243,974.24
  4. Step 4: Simplify right side
    510,185.60x = 186,711,294,983.33
  5. Step 5: Solve for x
    x = 186,711,294,983.33/510,185.60
  6. Step 6: Final answer
    x = 365,967.39

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.