Home / 755,038.40-1,041,974.90-410,896.53

Finding the Fourth Proportional to 755,038.40, 1,041,974.90 and 410,896.53

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Solution

The fourth proportional to 755,038.40, 1,041,974.90 and 410,896.53 is: 567,049.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,038.40 : 1,041,974.90 = 410,896.53 : x
  2. Step 2: Convert to fraction form
    755,038.40/1,041,974.90 = 410,896.53/x
  3. Step 3: Cross multiply
    755,038.40x = 1,041,974.90 × 410,896.53
  4. Step 4: Simplify right side
    755,038.40x = 428,143,868,702.61
  5. Step 5: Solve for x
    x = 428,143,868,702.61/755,038.40
  6. Step 6: Final answer
    x = 567,049.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.