Home / 810,695.66-1,118,871.18-466,524.56

Finding the Fourth Proportional to 810,695.66, 1,118,871.18 and 466,524.56

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Solution

The fourth proportional to 810,695.66, 1,118,871.18 and 466,524.56 is: 643,867.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,695.66 : 1,118,871.18 = 466,524.56 : x
  2. Step 2: Convert to fraction form
    810,695.66/1,118,871.18 = 466,524.56/x
  3. Step 3: Cross multiply
    810,695.66x = 1,118,871.18 × 466,524.56
  4. Step 4: Simplify right side
    810,695.66x = 521,980,884,946.18
  5. Step 5: Solve for x
    x = 521,980,884,946.18/810,695.66
  6. Step 6: Final answer
    x = 643,867.87

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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.