Home / 712,573.04-1,068,915.72-239,256.56

Finding the Fourth Proportional to 712,573.04, 1,068,915.72 and 239,256.56

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Solution

The fourth proportional to 712,573.04, 1,068,915.72 and 239,256.56 is: 358,903.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,573.04 : 1,068,915.72 = 239,256.56 : x
  2. Step 2: Convert to fraction form
    712,573.04/1,068,915.72 = 239,256.56/x
  3. Step 3: Cross multiply
    712,573.04x = 1,068,915.72 × 239,256.56
  4. Step 4: Simplify right side
    712,573.04x = 255,745,098,097.12
  5. Step 5: Solve for x
    x = 255,745,098,097.12/712,573.04
  6. Step 6: Final answer
    x = 358,903.70

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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.