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Finding the Fourth Proportional to 602,854.20, 904,281.30 and 248,122.80

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Solution

The fourth proportional to 602,854.20, 904,281.30 and 248,122.80 is: 372,184.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,854.20 : 904,281.30 = 248,122.80 : x
  2. Step 2: Convert to fraction form
    602,854.20/904,281.30 = 248,122.80/x
  3. Step 3: Cross multiply
    602,854.20x = 904,281.30 × 248,122.80
  4. Step 4: Simplify right side
    602,854.20x = 224,372,808,143.64
  5. Step 5: Solve for x
    x = 224,372,808,143.64/602,854.20
  6. Step 6: Final answer
    x = 372,184.20

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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.