Home / 758,328.72-1,046,695.33-471,685.92

Finding the Fourth Proportional to 758,328.72, 1,046,695.33 and 471,685.92

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Solution

The fourth proportional to 758,328.72, 1,046,695.33 and 471,685.92 is: 651,052.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,328.72 : 1,046,695.33 = 471,685.92 : x
  2. Step 2: Convert to fraction form
    758,328.72/1,046,695.33 = 471,685.92/x
  3. Step 3: Cross multiply
    758,328.72x = 1,046,695.33 × 471,685.92
  4. Step 4: Simplify right side
    758,328.72x = 493,711,449,690.75
  5. Step 5: Solve for x
    x = 493,711,449,690.75/758,328.72
  6. Step 6: Final answer
    x = 651,052.03

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Double scale
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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.