Home / 887,950.64-1,225,374.28-565,591.76

Finding the Fourth Proportional to 887,950.64, 1,225,374.28 and 565,591.76

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Solution

The fourth proportional to 887,950.64, 1,225,374.28 and 565,591.76 is: 780,518.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,950.64 : 1,225,374.28 = 565,591.76 : x
  2. Step 2: Convert to fraction form
    887,950.64/1,225,374.28 = 565,591.76/x
  3. Step 3: Cross multiply
    887,950.64x = 1,225,374.28 × 565,591.76
  4. Step 4: Simplify right side
    887,950.64x = 693,061,595,683.93
  5. Step 5: Solve for x
    x = 693,061,595,683.93/887,950.64
  6. Step 6: Final answer
    x = 780,518.16

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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.