Home / 938,551.22-1,295,103.76-575,990.36

Finding the Fourth Proportional to 938,551.22, 1,295,103.76 and 575,990.36

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Solution

The fourth proportional to 938,551.22, 1,295,103.76 and 575,990.36 is: 794,807.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,551.22 : 1,295,103.76 = 575,990.36 : x
  2. Step 2: Convert to fraction form
    938,551.22/1,295,103.76 = 575,990.36/x
  3. Step 3: Cross multiply
    938,551.22x = 1,295,103.76 × 575,990.36
  4. Step 4: Simplify right side
    938,551.22x = 745,967,280,959.75
  5. Step 5: Solve for x
    x = 745,967,280,959.75/938,551.22
  6. Step 6: Final answer
    x = 794,807.21

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Double scale
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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.