Home / 845,528.32-1,268,277.85-284,562.82

Finding the Fourth Proportional to 845,528.32, 1,268,277.85 and 284,562.82

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Solution

The fourth proportional to 845,528.32, 1,268,277.85 and 284,562.82 is: 426,839.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,528.32 : 1,268,277.85 = 284,562.82 : x
  2. Step 2: Convert to fraction form
    845,528.32/1,268,277.85 = 284,562.82/x
  3. Step 3: Cross multiply
    845,528.32x = 1,268,277.85 × 284,562.82
  4. Step 4: Simplify right side
    845,528.32x = 360,904,723,480.59
  5. Step 5: Solve for x
    x = 360,904,723,480.59/845,528.32
  6. Step 6: Final answer
    x = 426,839.31

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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.