Home / 748,570.87-1,033,103.87-442,746.24

Finding the Fourth Proportional to 748,570.87, 1,033,103.87 and 442,746.24

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Solution

The fourth proportional to 748,570.87, 1,033,103.87 and 442,746.24 is: 611,034.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,570.87 : 1,033,103.87 = 442,746.24 : x
  2. Step 2: Convert to fraction form
    748,570.87/1,033,103.87 = 442,746.24/x
  3. Step 3: Cross multiply
    748,570.87x = 1,033,103.87 × 442,746.24
  4. Step 4: Simplify right side
    748,570.87x = 457,402,853,971.95
  5. Step 5: Solve for x
    x = 457,402,853,971.95/748,570.87
  6. Step 6: Final answer
    x = 611,034.80

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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.