Home / 506,584,432.40-759,876,648.60-478,366,883.60

Finding the Fourth Proportional to 506,584,432.40, 759,876,648.60 and 478,366,883.60

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Solution

The fourth proportional to 506,584,432.40, 759,876,648.60 and 478,366,883.60 is: 717,550,325.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,584,432.40 : 759,876,648.60 = 478,366,883.60 : x
  2. Step 2: Convert to fraction form
    506,584,432.40/759,876,648.60 = 478,366,883.60/x
  3. Step 3: Cross multiply
    506,584,432.40x = 759,876,648.60 × 478,366,883.60
  4. Step 4: Simplify right side
    506,584,432.40x = 363,499,824,311,194,304
  5. Step 5: Solve for x
    x = 363,499,824,311,194,304/506,584,432.40
  6. Step 6: Final answer
    x = 717,550,325.40

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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.