Home / 575,144.20-862,068.30-275,768.20

Finding the Fourth Proportional to 575,144.20, 862,068.30 and 275,768.20

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Solution

The fourth proportional to 575,144.20, 862,068.30 and 275,768.20 is: 413,341.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,144.20 : 862,068.30 = 275,768.20 : x
  2. Step 2: Convert to fraction form
    575,144.20/862,068.30 = 275,768.20/x
  3. Step 3: Cross multiply
    575,144.20x = 862,068.30 × 275,768.20
  4. Step 4: Simplify right side
    575,144.20x = 237,731,023,368.06
  5. Step 5: Solve for x
    x = 237,731,023,368.06/575,144.20
  6. Step 6: Final answer
    x = 413,341.60

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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.