Home / 513,329.59-708,399.54-283,875.02

Finding the Fourth Proportional to 513,329.59, 708,399.54 and 283,875.02

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Solution

The fourth proportional to 513,329.59, 708,399.54 and 283,875.02 is: 391,750.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,329.59 : 708,399.54 = 283,875.02 : x
  2. Step 2: Convert to fraction form
    513,329.59/708,399.54 = 283,875.02/x
  3. Step 3: Cross multiply
    513,329.59x = 708,399.54 × 283,875.02
  4. Step 4: Simplify right side
    513,329.59x = 201,096,932,166.12
  5. Step 5: Solve for x
    x = 201,096,932,166.12/513,329.59
  6. Step 6: Final answer
    x = 391,750.13

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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.