Home / 792,245.20-1,093,438.13-470,132.91

Finding the Fourth Proportional to 792,245.20, 1,093,438.13 and 470,132.91

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Solution

The fourth proportional to 792,245.20, 1,093,438.13 and 470,132.91 is: 648,866.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,245.20 : 1,093,438.13 = 470,132.91 : x
  2. Step 2: Convert to fraction form
    792,245.20/1,093,438.13 = 470,132.91/x
  3. Step 3: Cross multiply
    792,245.20x = 1,093,438.13 × 470,132.91
  4. Step 4: Simplify right side
    792,245.20x = 514,061,249,961.86
  5. Step 5: Solve for x
    x = 514,061,249,961.86/792,245.20
  6. Step 6: Final answer
    x = 648,866.35

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1.5x scale

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.