Home / 772,565.88-1,065,744.60-466,473.36

Finding the Fourth Proportional to 772,565.88, 1,065,744.60 and 466,473.36

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Solution

The fourth proportional to 772,565.88, 1,065,744.60 and 466,473.36 is: 643,493.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,565.88 : 1,065,744.60 = 466,473.36 : x
  2. Step 2: Convert to fraction form
    772,565.88/1,065,744.60 = 466,473.36/x
  3. Step 3: Cross multiply
    772,565.88x = 1,065,744.60 × 466,473.36
  4. Step 4: Simplify right side
    772,565.88x = 497,141,464,463.86
  5. Step 5: Solve for x
    x = 497,141,464,463.86/772,565.88
  6. Step 6: Final answer
    x = 643,493.94

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Double scale
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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.