Home / 429,430.29-592,631.87-238,461.45

Finding the Fourth Proportional to 429,430.29, 592,631.87 and 238,461.45

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Solution

The fourth proportional to 429,430.29, 592,631.87 and 238,461.45 is: 329,086.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,430.29 : 592,631.87 = 238,461.45 : x
  2. Step 2: Convert to fraction form
    429,430.29/592,631.87 = 238,461.45/x
  3. Step 3: Cross multiply
    429,430.29x = 592,631.87 × 238,461.45
  4. Step 4: Simplify right side
    429,430.29x = 141,319,855,036.41
  5. Step 5: Solve for x
    x = 141,319,855,036.41/429,430.29
  6. Step 6: Final answer
    x = 329,086.84

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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.