Home / 429,531.36-593,389.92-282,702.47

Finding the Fourth Proportional to 429,531.36, 593,389.92 and 282,702.47

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Solution

The fourth proportional to 429,531.36, 593,389.92 and 282,702.47 is: 390,548.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,531.36 : 593,389.92 = 282,702.47 : x
  2. Step 2: Convert to fraction form
    429,531.36/593,389.92 = 282,702.47/x
  3. Step 3: Cross multiply
    429,531.36x = 593,389.92 × 282,702.47
  4. Step 4: Simplify right side
    429,531.36x = 167,752,793,090.15
  5. Step 5: Solve for x
    x = 167,752,793,090.15/429,531.36
  6. Step 6: Final answer
    x = 390,548.42

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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.