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Finding the Fourth Proportional to 429,367.26, 592,503.69 and 238,368.35

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Solution

The fourth proportional to 429,367.26, 592,503.69 and 238,368.35 is: 328,935.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,367.26 : 592,503.69 = 238,368.35 : x
  2. Step 2: Convert to fraction form
    429,367.26/592,503.69 = 238,368.35/x
  3. Step 3: Cross multiply
    429,367.26x = 592,503.69 × 238,368.35
  4. Step 4: Simplify right side
    429,367.26x = 141,234,128,435.47
  5. Step 5: Solve for x
    x = 141,234,128,435.47/429,367.26
  6. Step 6: Final answer
    x = 328,935.49

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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.