Home / 712,594.02-1,068,989.40-239,414.70

Finding the Fourth Proportional to 712,594.02, 1,068,989.40 and 239,414.70

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Solution

The fourth proportional to 712,594.02, 1,068,989.40 and 239,414.70 is: 359,155.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,594.02 : 1,068,989.40 = 239,414.70 : x
  2. Step 2: Convert to fraction form
    712,594.02/1,068,989.40 = 239,414.70/x
  3. Step 3: Cross multiply
    712,594.02x = 1,068,989.40 × 239,414.70
  4. Step 4: Simplify right side
    712,594.02x = 255,931,776,504.18
  5. Step 5: Solve for x
    x = 255,931,776,504.18/712,594.02
  6. Step 6: Final answer
    x = 359,155.10

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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.