Home / 748,734.71-1,033,253.89-409,202.96

Finding the Fourth Proportional to 748,734.71, 1,033,253.89 and 409,202.96

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Solution

The fourth proportional to 748,734.71, 1,033,253.89 and 409,202.96 is: 564,700.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,734.71 : 1,033,253.89 = 409,202.96 : x
  2. Step 2: Convert to fraction form
    748,734.71/1,033,253.89 = 409,202.96/x
  3. Step 3: Cross multiply
    748,734.71x = 1,033,253.89 × 409,202.96
  4. Step 4: Simplify right side
    748,734.71x = 422,810,544,030.24
  5. Step 5: Solve for x
    x = 422,810,544,030.24/748,734.71
  6. Step 6: Final answer
    x = 564,700.07

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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.