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Finding the Fourth Proportional to 675,295.32, 930,995.56 and 433,157.52

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Solution

The fourth proportional to 675,295.32, 930,995.56 and 433,157.52 is: 597,172.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,295.32 : 930,995.56 = 433,157.52 : x
  2. Step 2: Convert to fraction form
    675,295.32/930,995.56 = 433,157.52/x
  3. Step 3: Cross multiply
    675,295.32x = 930,995.56 × 433,157.52
  4. Step 4: Simplify right side
    675,295.32x = 403,267,727,900.61
  5. Step 5: Solve for x
    x = 403,267,727,900.61/675,295.32
  6. Step 6: Final answer
    x = 597,172.40

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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.