Home / 765,723.86-1,148,543.87-233,200.29

Finding the Fourth Proportional to 765,723.86, 1,148,543.87 and 233,200.29

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Solution

The fourth proportional to 765,723.86, 1,148,543.87 and 233,200.29 is: 349,787.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,723.86 : 1,148,543.87 = 233,200.29 : x
  2. Step 2: Convert to fraction form
    765,723.86/1,148,543.87 = 233,200.29/x
  3. Step 3: Cross multiply
    765,723.86x = 1,148,543.87 × 233,200.29
  4. Step 4: Simplify right side
    765,723.86x = 267,840,762,395.72
  5. Step 5: Solve for x
    x = 267,840,762,395.72/765,723.86
  6. Step 6: Final answer
    x = 349,787.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.