Home / 758,588.20-1,137,882.30-360,007.45

Finding the Fourth Proportional to 758,588.20, 1,137,882.30 and 360,007.45

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Solution

The fourth proportional to 758,588.20, 1,137,882.30 and 360,007.45 is: 540,011.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,588.20 : 1,137,882.30 = 360,007.45 : x
  2. Step 2: Convert to fraction form
    758,588.20/1,137,882.30 = 360,007.45/x
  3. Step 3: Cross multiply
    758,588.20x = 1,137,882.30 × 360,007.45
  4. Step 4: Simplify right side
    758,588.20x = 409,646,105,223.14
  5. Step 5: Solve for x
    x = 409,646,105,223.14/758,588.20
  6. Step 6: Final answer
    x = 540,011.18

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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.