Home / 942,227.12-1,300,307.88-539,896.88

Finding the Fourth Proportional to 942,227.12, 1,300,307.88 and 539,896.88

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Solution

The fourth proportional to 942,227.12, 1,300,307.88 and 539,896.88 is: 745,077.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,227.12 : 1,300,307.88 = 539,896.88 : x
  2. Step 2: Convert to fraction form
    942,227.12/1,300,307.88 = 539,896.88/x
  3. Step 3: Cross multiply
    942,227.12x = 1,300,307.88 × 539,896.88
  4. Step 4: Simplify right side
    942,227.12x = 702,032,167,451.41
  5. Step 5: Solve for x
    x = 702,032,167,451.41/942,227.12
  6. Step 6: Final answer
    x = 745,077.44

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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.