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Finding the Fourth Proportional to 602,295.02, 832,143.40 and 512,598.86

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Solution

The fourth proportional to 602,295.02, 832,143.40 and 512,598.86 is: 708,217.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,295.02 : 832,143.40 = 512,598.86 : x
  2. Step 2: Convert to fraction form
    602,295.02/832,143.40 = 512,598.86/x
  3. Step 3: Cross multiply
    602,295.02x = 832,143.40 × 512,598.86
  4. Step 4: Simplify right side
    602,295.02x = 426,555,758,196.52
  5. Step 5: Solve for x
    x = 426,555,758,196.52/602,295.02
  6. Step 6: Final answer
    x = 708,217.31

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1.5x scale

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.