Home / 749,862.48-1,123,381.32-370,338.96

Finding the Fourth Proportional to 749,862.48, 1,123,381.32 and 370,338.96

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Solution

The fourth proportional to 749,862.48, 1,123,381.32 and 370,338.96 is: 554,810.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,862.48 : 1,123,381.32 = 370,338.96 : x
  2. Step 2: Convert to fraction form
    749,862.48/1,123,381.32 = 370,338.96/x
  3. Step 3: Cross multiply
    749,862.48x = 1,123,381.32 × 370,338.96
  4. Step 4: Simplify right side
    749,862.48x = 416,031,869,732.23
  5. Step 5: Solve for x
    x = 416,031,869,732.23/749,862.48
  6. Step 6: Final answer
    x = 554,810.89

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1.5x scale

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.