Home / 913,294.83-1,260,853.65-550,810.92

Finding the Fourth Proportional to 913,294.83, 1,260,853.65 and 550,810.92

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Solution

The fourth proportional to 913,294.83, 1,260,853.65 and 550,810.92 is: 760,424.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,294.83 : 1,260,853.65 = 550,810.92 : x
  2. Step 2: Convert to fraction form
    913,294.83/1,260,853.65 = 550,810.92/x
  3. Step 3: Cross multiply
    913,294.83x = 1,260,853.65 × 550,810.92
  4. Step 4: Simplify right side
    913,294.83x = 694,491,958,941.86
  5. Step 5: Solve for x
    x = 694,491,958,941.86/913,294.83
  6. Step 6: Final answer
    x = 760,424.71

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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.