Home / 343,282.20-514,923.30-284,962.20

Finding the Fourth Proportional to 343,282.20, 514,923.30 and 284,962.20

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Solution

The fourth proportional to 343,282.20, 514,923.30 and 284,962.20 is: 427,443.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,282.20 : 514,923.30 = 284,962.20 : x
  2. Step 2: Convert to fraction form
    343,282.20/514,923.30 = 284,962.20/x
  3. Step 3: Cross multiply
    343,282.20x = 514,923.30 × 284,962.20
  4. Step 4: Simplify right side
    343,282.20x = 146,733,676,399.26
  5. Step 5: Solve for x
    x = 146,733,676,399.26/343,282.20
  6. Step 6: Final answer
    x = 427,443.30

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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.