Home / 702,234.20-1,051,569.30-386,334.20

Finding the Fourth Proportional to 702,234.20, 1,051,569.30 and 386,334.20

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Solution

The fourth proportional to 702,234.20, 1,051,569.30 and 386,334.20 is: 578,520.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,234.20 : 1,051,569.30 = 386,334.20 : x
  2. Step 2: Convert to fraction form
    702,234.20/1,051,569.30 = 386,334.20/x
  3. Step 3: Cross multiply
    702,234.20x = 1,051,569.30 × 386,334.20
  4. Step 4: Simplify right side
    702,234.20x = 406,257,184,260.06
  5. Step 5: Solve for x
    x = 406,257,184,260.06/702,234.20
  6. Step 6: Final answer
    x = 578,520.93

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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.