Home / 930,490.24-1,396,150.08-339,376

Finding the Fourth Proportional to 930,490.24, 1,396,150.08 and 339,376

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Solution

The fourth proportional to 930,490.24, 1,396,150.08 and 339,376 is: 509,215.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,490.24 : 1,396,150.08 = 339,376 : x
  2. Step 2: Convert to fraction form
    930,490.24/1,396,150.08 = 339,376/x
  3. Step 3: Cross multiply
    930,490.24x = 1,396,150.08 × 339,376
  4. Step 4: Simplify right side
    930,490.24x = 473,819,829,550.08
  5. Step 5: Solve for x
    x = 473,819,829,550.08/930,490.24
  6. Step 6: Final answer
    x = 509,215.26

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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.