Home / 516,281.02-712,569.82-329,893.34

Finding the Fourth Proportional to 516,281.02, 712,569.82 and 329,893.34

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Solution

The fourth proportional to 516,281.02, 712,569.82 and 329,893.34 is: 455,317.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,281.02 : 712,569.82 = 329,893.34 : x
  2. Step 2: Convert to fraction form
    516,281.02/712,569.82 = 329,893.34/x
  3. Step 3: Cross multiply
    516,281.02x = 712,569.82 × 329,893.34
  4. Step 4: Simplify right side
    516,281.02x = 235,072,037,903.00
  5. Step 5: Solve for x
    x = 235,072,037,903.00/516,281.02
  6. Step 6: Final answer
    x = 455,317.99

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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.