Home / 736,000.80-1,104,001.20-262,701.60

Finding the Fourth Proportional to 736,000.80, 1,104,001.20 and 262,701.60

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Solution

The fourth proportional to 736,000.80, 1,104,001.20 and 262,701.60 is: 394,052.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,000.80 : 1,104,001.20 = 262,701.60 : x
  2. Step 2: Convert to fraction form
    736,000.80/1,104,001.20 = 262,701.60/x
  3. Step 3: Cross multiply
    736,000.80x = 1,104,001.20 × 262,701.60
  4. Step 4: Simplify right side
    736,000.80x = 290,022,881,641.92
  5. Step 5: Solve for x
    x = 290,022,881,641.92/736,000.80
  6. Step 6: Final answer
    x = 394,052.40

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Similar ratio
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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.