Home / 429,069.04-592,115.20-238,113.12

Finding the Fourth Proportional to 429,069.04, 592,115.20 and 238,113.12

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Solution

The fourth proportional to 429,069.04, 592,115.20 and 238,113.12 is: 328,596.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,069.04 : 592,115.20 = 238,113.12 : x
  2. Step 2: Convert to fraction form
    429,069.04/592,115.20 = 238,113.12/x
  3. Step 3: Cross multiply
    429,069.04x = 592,115.20 × 238,113.12
  4. Step 4: Simplify right side
    429,069.04x = 140,990,397,671.42
  5. Step 5: Solve for x
    x = 140,990,397,671.42/429,069.04
  6. Step 6: Final answer
    x = 328,596.06

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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.