Home / 963,968.28-1,330,276.20-534,312.96

Finding the Fourth Proportional to 963,968.28, 1,330,276.20 and 534,312.96

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Solution

The fourth proportional to 963,968.28, 1,330,276.20 and 534,312.96 is: 737,351.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,968.28 : 1,330,276.20 = 534,312.96 : x
  2. Step 2: Convert to fraction form
    963,968.28/1,330,276.20 = 534,312.96/x
  3. Step 3: Cross multiply
    963,968.28x = 1,330,276.20 × 534,312.96
  4. Step 4: Simplify right side
    963,968.28x = 710,783,814,039.55
  5. Step 5: Solve for x
    x = 710,783,814,039.55/963,968.28
  6. Step 6: Final answer
    x = 737,351.87

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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.