Home / 947,391.66-1,307,250.90-539,264.79

Finding the Fourth Proportional to 947,391.66, 1,307,250.90 and 539,264.79

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Solution

The fourth proportional to 947,391.66, 1,307,250.90 and 539,264.79 is: 744,100.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,391.66 : 1,307,250.90 = 539,264.79 : x
  2. Step 2: Convert to fraction form
    947,391.66/1,307,250.90 = 539,264.79/x
  3. Step 3: Cross multiply
    947,391.66x = 1,307,250.90 × 539,264.79
  4. Step 4: Simplify right side
    947,391.66x = 704,954,382,065.81
  5. Step 5: Solve for x
    x = 704,954,382,065.81/947,391.66
  6. Step 6: Final answer
    x = 744,100.26

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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.