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Finding the Fourth Proportional to 595,423.20, 894,171.60 and 315,487.20

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Solution

The fourth proportional to 595,423.20, 894,171.60 and 315,487.20 is: 473,780.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,423.20 : 894,171.60 = 315,487.20 : x
  2. Step 2: Convert to fraction form
    595,423.20/894,171.60 = 315,487.20/x
  3. Step 3: Cross multiply
    595,423.20x = 894,171.60 × 315,487.20
  4. Step 4: Simplify right side
    595,423.20x = 282,099,694,403.52
  5. Step 5: Solve for x
    x = 282,099,694,403.52/595,423.20
  6. Step 6: Final answer
    x = 473,780.15

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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.