Home / 714,134.40-1,071,200.52-293,113.68

Finding the Fourth Proportional to 714,134.40, 1,071,200.52 and 293,113.68

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Solution

The fourth proportional to 714,134.40, 1,071,200.52 and 293,113.68 is: 439,670.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,134.40 : 1,071,200.52 = 293,113.68 : x
  2. Step 2: Convert to fraction form
    714,134.40/1,071,200.52 = 293,113.68/x
  3. Step 3: Cross multiply
    714,134.40x = 1,071,200.52 × 293,113.68
  4. Step 4: Simplify right side
    714,134.40x = 313,983,526,435.11
  5. Step 5: Solve for x
    x = 313,983,526,435.11/714,134.40
  6. Step 6: Final answer
    x = 439,670.08

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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.