Home / 1,124,535.20-1,687,033.20-377,117.60

Finding the Fourth Proportional to 1,124,535.20, 1,687,033.20 and 377,117.60

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Solution

The fourth proportional to 1,124,535.20, 1,687,033.20 and 377,117.60 is: 565,753.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,535.20 : 1,687,033.20 = 377,117.60 : x
  2. Step 2: Convert to fraction form
    1,124,535.20/1,687,033.20 = 377,117.60/x
  3. Step 3: Cross multiply
    1,124,535.20x = 1,687,033.20 × 377,117.60
  4. Step 4: Simplify right side
    1,124,535.20x = 636,209,911,504.32
  5. Step 5: Solve for x
    x = 636,209,911,504.32/1,124,535.20
  6. Step 6: Final answer
    x = 565,753.67

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Double scale
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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.