Home / 429,013.77-592,039.09-238,026.70

Finding the Fourth Proportional to 429,013.77, 592,039.09 and 238,026.70

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Solution

The fourth proportional to 429,013.77, 592,039.09 and 238,026.70 is: 328,476.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,013.77 : 592,039.09 = 238,026.70 : x
  2. Step 2: Convert to fraction form
    429,013.77/592,039.09 = 238,026.70/x
  3. Step 3: Cross multiply
    429,013.77x = 592,039.09 × 238,026.70
  4. Step 4: Simplify right side
    429,013.77x = 140,921,109,673.57
  5. Step 5: Solve for x
    x = 140,921,109,673.57/429,013.77
  6. Step 6: Final answer
    x = 328,476.90

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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.