Home / 564,738.12-847,211.04-185,680.20

Finding the Fourth Proportional to 564,738.12, 847,211.04 and 185,680.20

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Solution

The fourth proportional to 564,738.12, 847,211.04 and 185,680.20 is: 278,554.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,738.12 : 847,211.04 = 185,680.20 : x
  2. Step 2: Convert to fraction form
    564,738.12/847,211.04 = 185,680.20/x
  3. Step 3: Cross multiply
    564,738.12x = 847,211.04 × 185,680.20
  4. Step 4: Simplify right side
    564,738.12x = 157,310,315,349.41
  5. Step 5: Solve for x
    x = 157,310,315,349.41/564,738.12
  6. Step 6: Final answer
    x = 278,554.45

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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.