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Finding the Fourth Proportional to 430,841.48, 594,174.16 and 269,711.20

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Solution

The fourth proportional to 430,841.48, 594,174.16 and 269,711.20 is: 371,959.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,841.48 : 594,174.16 = 269,711.20 : x
  2. Step 2: Convert to fraction form
    430,841.48/594,174.16 = 269,711.20/x
  3. Step 3: Cross multiply
    430,841.48x = 594,174.16 × 269,711.20
  4. Step 4: Simplify right side
    430,841.48x = 160,255,425,702.59
  5. Step 5: Solve for x
    x = 160,255,425,702.59/430,841.48
  6. Step 6: Final answer
    x = 371,959.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.