Home / 735,862.62-1,015,574.61-409,208.22

Finding the Fourth Proportional to 735,862.62, 1,015,574.61 and 409,208.22

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Solution

The fourth proportional to 735,862.62, 1,015,574.61 and 409,208.22 is: 564,754.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,862.62 : 1,015,574.61 = 409,208.22 : x
  2. Step 2: Convert to fraction form
    735,862.62/1,015,574.61 = 409,208.22/x
  3. Step 3: Cross multiply
    735,862.62x = 1,015,574.61 × 409,208.22
  4. Step 4: Simplify right side
    735,862.62x = 415,581,478,435.29
  5. Step 5: Solve for x
    x = 415,581,478,435.29/735,862.62
  6. Step 6: Final answer
    x = 564,754.16

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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.