Home / 773,692.80-1,159,295.04-649,276.80

Finding the Fourth Proportional to 773,692.80, 1,159,295.04 and 649,276.80

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Solution

The fourth proportional to 773,692.80, 1,159,295.04 and 649,276.80 is: 972,871.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,692.80 : 1,159,295.04 = 649,276.80 : x
  2. Step 2: Convert to fraction form
    773,692.80/1,159,295.04 = 649,276.80/x
  3. Step 3: Cross multiply
    773,692.80x = 1,159,295.04 × 649,276.80
  4. Step 4: Simplify right side
    773,692.80x = 752,703,373,827.07
  5. Step 5: Solve for x
    x = 752,703,373,827.07/773,692.80
  6. Step 6: Final answer
    x = 972,871.11

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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.