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Finding the Fourth Proportional to 573,417.38, 860,229.78 and 236,270.49

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Solution

The fourth proportional to 573,417.38, 860,229.78 and 236,270.49 is: 354,448.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,417.38 : 860,229.78 = 236,270.49 : x
  2. Step 2: Convert to fraction form
    573,417.38/860,229.78 = 236,270.49/x
  3. Step 3: Cross multiply
    573,417.38x = 860,229.78 × 236,270.49
  4. Step 4: Simplify right side
    573,417.38x = 203,246,911,633.19
  5. Step 5: Solve for x
    x = 203,246,911,633.19/573,417.38
  6. Step 6: Final answer
    x = 354,448.47

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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.