Home / 823,925.20-1,235,887.80-292,046.80

Finding the Fourth Proportional to 823,925.20, 1,235,887.80 and 292,046.80

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Solution

The fourth proportional to 823,925.20, 1,235,887.80 and 292,046.80 is: 438,070.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,925.20 : 1,235,887.80 = 292,046.80 : x
  2. Step 2: Convert to fraction form
    823,925.20/1,235,887.80 = 292,046.80/x
  3. Step 3: Cross multiply
    823,925.20x = 1,235,887.80 × 292,046.80
  4. Step 4: Simplify right side
    823,925.20x = 360,937,077,149.04
  5. Step 5: Solve for x
    x = 360,937,077,149.04/823,925.20
  6. Step 6: Final answer
    x = 438,070.20

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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.