Home / 714,110.40-1,071,164.52-293,089.68

Finding the Fourth Proportional to 714,110.40, 1,071,164.52 and 293,089.68

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Solution

The fourth proportional to 714,110.40, 1,071,164.52 and 293,089.68 is: 439,634.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,110.40 : 1,071,164.52 = 293,089.68 : x
  2. Step 2: Convert to fraction form
    714,110.40/1,071,164.52 = 293,089.68/x
  3. Step 3: Cross multiply
    714,110.40x = 1,071,164.52 × 293,089.68
  4. Step 4: Simplify right side
    714,110.40x = 313,947,266,394.15
  5. Step 5: Solve for x
    x = 313,947,266,394.15/714,110.40
  6. Step 6: Final answer
    x = 439,634.08

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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.