Home / 702,347.28-1,053,688.56-229,033.20

Finding the Fourth Proportional to 702,347.28, 1,053,688.56 and 229,033.20

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Solution

The fourth proportional to 702,347.28, 1,053,688.56 and 229,033.20 is: 343,604.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,347.28 : 1,053,688.56 = 229,033.20 : x
  2. Step 2: Convert to fraction form
    702,347.28/1,053,688.56 = 229,033.20/x
  3. Step 3: Cross multiply
    702,347.28x = 1,053,688.56 × 229,033.20
  4. Step 4: Simplify right side
    702,347.28x = 241,329,662,700.19
  5. Step 5: Solve for x
    x = 241,329,662,700.19/702,347.28
  6. Step 6: Final answer
    x = 343,604.47

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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.