Home / 702,328.20-1,053,233.10-347,224.20

Finding the Fourth Proportional to 702,328.20, 1,053,233.10 and 347,224.20

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Solution

The fourth proportional to 702,328.20, 1,053,233.10 and 347,224.20 is: 520,708.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,328.20 : 1,053,233.10 = 347,224.20 : x
  2. Step 2: Convert to fraction form
    702,328.20/1,053,233.10 = 347,224.20/x
  3. Step 3: Cross multiply
    702,328.20x = 1,053,233.10 × 347,224.20
  4. Step 4: Simplify right side
    702,328.20x = 365,708,020,561.02
  5. Step 5: Solve for x
    x = 365,708,020,561.02/702,328.20
  6. Step 6: Final answer
    x = 520,708.15

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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.