Home / 1,044,178.40-1,566,267.60-725,313.80

Finding the Fourth Proportional to 1,044,178.40, 1,566,267.60 and 725,313.80

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Solution

The fourth proportional to 1,044,178.40, 1,566,267.60 and 725,313.80 is: 1,087,970.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,044,178.40 : 1,566,267.60 = 725,313.80 : x
  2. Step 2: Convert to fraction form
    1,044,178.40/1,566,267.60 = 725,313.80/x
  3. Step 3: Cross multiply
    1,044,178.40x = 1,566,267.60 × 725,313.80
  4. Step 4: Simplify right side
    1,044,178.40x = 1,136,035,504,772.88
  5. Step 5: Solve for x
    x = 1,136,035,504,772.88/1,044,178.40
  6. Step 6: Final answer
    x = 1,087,970.70

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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.