Home / 933,369.18-1,287,512.75-589,082.76

Finding the Fourth Proportional to 933,369.18, 1,287,512.75 and 589,082.76

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Solution

The fourth proportional to 933,369.18, 1,287,512.75 and 589,082.76 is: 812,595.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,369.18 : 1,287,512.75 = 589,082.76 : x
  2. Step 2: Convert to fraction form
    933,369.18/1,287,512.75 = 589,082.76/x
  3. Step 3: Cross multiply
    933,369.18x = 1,287,512.75 × 589,082.76
  4. Step 4: Simplify right side
    933,369.18x = 758,451,565,777.90
  5. Step 5: Solve for x
    x = 758,451,565,777.90/933,369.18
  6. Step 6: Final answer
    x = 812,595.47

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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.