Home / 805,920.52-1,112,207.70-466,322.92

Finding the Fourth Proportional to 805,920.52, 1,112,207.70 and 466,322.92

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Solution

The fourth proportional to 805,920.52, 1,112,207.70 and 466,322.92 is: 643,547.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,920.52 : 1,112,207.70 = 466,322.92 : x
  2. Step 2: Convert to fraction form
    805,920.52/1,112,207.70 = 466,322.92/x
  3. Step 3: Cross multiply
    805,920.52x = 1,112,207.70 × 466,322.92
  4. Step 4: Simplify right side
    805,920.52x = 518,647,942,310.48
  5. Step 5: Solve for x
    x = 518,647,942,310.48/805,920.52
  6. Step 6: Final answer
    x = 643,547.26

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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.