Home / 741,347.02-1,023,047.82-419,045.80

Finding the Fourth Proportional to 741,347.02, 1,023,047.82 and 419,045.80

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Solution

The fourth proportional to 741,347.02, 1,023,047.82 and 419,045.80 is: 578,276.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,347.02 : 1,023,047.82 = 419,045.80 : x
  2. Step 2: Convert to fraction form
    741,347.02/1,023,047.82 = 419,045.80/x
  3. Step 3: Cross multiply
    741,347.02x = 1,023,047.82 × 419,045.80
  4. Step 4: Simplify right side
    741,347.02x = 428,703,892,170.16
  5. Step 5: Solve for x
    x = 428,703,892,170.16/741,347.02
  6. Step 6: Final answer
    x = 578,276.95

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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.