Home / 756,064.70-1,134,534.45-282,797.90

Finding the Fourth Proportional to 756,064.70, 1,134,534.45 and 282,797.90

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Solution

The fourth proportional to 756,064.70, 1,134,534.45 and 282,797.90 is: 424,360.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,064.70 : 1,134,534.45 = 282,797.90 : x
  2. Step 2: Convert to fraction form
    756,064.70/1,134,534.45 = 282,797.90/x
  3. Step 3: Cross multiply
    756,064.70x = 1,134,534.45 × 282,797.90
  4. Step 4: Simplify right side
    756,064.70x = 320,843,959,937.66
  5. Step 5: Solve for x
    x = 320,843,959,937.66/756,064.70
  6. Step 6: Final answer
    x = 424,360.45

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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.