Home / 558,167.09-770,304.18-328,877.18

Finding the Fourth Proportional to 558,167.09, 770,304.18 and 328,877.18

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Solution

The fourth proportional to 558,167.09, 770,304.18 and 328,877.18 is: 453,870.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,167.09 : 770,304.18 = 328,877.18 : x
  2. Step 2: Convert to fraction form
    558,167.09/770,304.18 = 328,877.18/x
  3. Step 3: Cross multiply
    558,167.09x = 770,304.18 × 328,877.18
  4. Step 4: Simplify right side
    558,167.09x = 253,335,466,460.61
  5. Step 5: Solve for x
    x = 253,335,466,460.61/558,167.09
  6. Step 6: Final answer
    x = 453,870.30

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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.