Home / 429,240.60-592,378.94-238,257.20

Finding the Fourth Proportional to 429,240.60, 592,378.94 and 238,257.20

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Solution

The fourth proportional to 429,240.60, 592,378.94 and 238,257.20 is: 328,809.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,240.60 : 592,378.94 = 238,257.20 : x
  2. Step 2: Convert to fraction form
    429,240.60/592,378.94 = 238,257.20/x
  3. Step 3: Cross multiply
    429,240.60x = 592,378.94 × 238,257.20
  4. Step 4: Simplify right side
    429,240.60x = 141,138,547,583.37
  5. Step 5: Solve for x
    x = 141,138,547,583.37/429,240.60
  6. Step 6: Final answer
    x = 328,809.87

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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.