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Finding the Fourth Proportional to 569,240.76, 853,400.34 and 237,065.40

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Solution

The fourth proportional to 569,240.76, 853,400.34 and 237,065.40 is: 355,406.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,240.76 : 853,400.34 = 237,065.40 : x
  2. Step 2: Convert to fraction form
    569,240.76/853,400.34 = 237,065.40/x
  3. Step 3: Cross multiply
    569,240.76x = 853,400.34 × 237,065.40
  4. Step 4: Simplify right side
    569,240.76x = 202,311,692,962.24
  5. Step 5: Solve for x
    x = 202,311,692,962.24/569,240.76
  6. Step 6: Final answer
    x = 355,406.20

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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.