Home / 747,300.67-1,031,415.56-468,027.27

Finding the Fourth Proportional to 747,300.67, 1,031,415.56 and 468,027.27

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Solution

The fourth proportional to 747,300.67, 1,031,415.56 and 468,027.27 is: 645,965.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,300.67 : 1,031,415.56 = 468,027.27 : x
  2. Step 2: Convert to fraction form
    747,300.67/1,031,415.56 = 468,027.27/x
  3. Step 3: Cross multiply
    747,300.67x = 1,031,415.56 × 468,027.27
  4. Step 4: Simplify right side
    747,300.67x = 482,730,608,782.32
  5. Step 5: Solve for x
    x = 482,730,608,782.32/747,300.67
  6. Step 6: Final answer
    x = 645,965.71

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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.