Home / 286,387.50-429,473.25-230,089.26

Finding the Fourth Proportional to 286,387.50, 429,473.25 and 230,089.26

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Solution

The fourth proportional to 286,387.50, 429,473.25 and 230,089.26 is: 345,047.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,387.50 : 429,473.25 = 230,089.26 : x
  2. Step 2: Convert to fraction form
    286,387.50/429,473.25 = 230,089.26/x
  3. Step 3: Cross multiply
    286,387.50x = 429,473.25 × 230,089.26
  4. Step 4: Simplify right side
    286,387.50x = 98,817,182,282.30
  5. Step 5: Solve for x
    x = 98,817,182,282.30/286,387.50
  6. Step 6: Final answer
    x = 345,047.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.