Home / 429,376.34-592,557.86-238,389.75

Finding the Fourth Proportional to 429,376.34, 592,557.86 and 238,389.75

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Solution

The fourth proportional to 429,376.34, 592,557.86 and 238,389.75 is: 328,988.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,376.34 : 592,557.86 = 238,389.75 : x
  2. Step 2: Convert to fraction form
    429,376.34/592,557.86 = 238,389.75/x
  3. Step 3: Cross multiply
    429,376.34x = 592,557.86 × 238,389.75
  4. Step 4: Simplify right side
    429,376.34x = 141,259,720,701.91
  5. Step 5: Solve for x
    x = 141,259,720,701.91/429,376.34
  6. Step 6: Final answer
    x = 328,988.13

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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.