Home / 416,312.04-574,521.12-255,255.90

Finding the Fourth Proportional to 416,312.04, 574,521.12 and 255,255.90

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Solution

The fourth proportional to 416,312.04, 574,521.12 and 255,255.90 is: 352,259.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,312.04 : 574,521.12 = 255,255.90 : x
  2. Step 2: Convert to fraction form
    416,312.04/574,521.12 = 255,255.90/x
  3. Step 3: Cross multiply
    416,312.04x = 574,521.12 × 255,255.90
  4. Step 4: Simplify right side
    416,312.04x = 146,649,905,554.61
  5. Step 5: Solve for x
    x = 146,649,905,554.61/416,312.04
  6. Step 6: Final answer
    x = 352,259.58

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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.