Home / 429,021.69-592,136.10-247,763.13

Finding the Fourth Proportional to 429,021.69, 592,136.10 and 247,763.13

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Solution

The fourth proportional to 429,021.69, 592,136.10 and 247,763.13 is: 341,962.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,021.69 : 592,136.10 = 247,763.13 : x
  2. Step 2: Convert to fraction form
    429,021.69/592,136.10 = 247,763.13/x
  3. Step 3: Cross multiply
    429,021.69x = 592,136.10 × 247,763.13
  4. Step 4: Simplify right side
    429,021.69x = 146,709,493,521.99
  5. Step 5: Solve for x
    x = 146,709,493,521.99/429,021.69
  6. Step 6: Final answer
    x = 341,962.88

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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.