Home / 417,724.17-626,589.63-118,214.52

Finding the Fourth Proportional to 417,724.17, 626,589.63 and 118,214.52

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Solution

The fourth proportional to 417,724.17, 626,589.63 and 118,214.52 is: 177,322.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,724.17 : 626,589.63 = 118,214.52 : x
  2. Step 2: Convert to fraction form
    417,724.17/626,589.63 = 118,214.52/x
  3. Step 3: Cross multiply
    417,724.17x = 626,589.63 × 118,214.52
  4. Step 4: Simplify right side
    417,724.17x = 74,071,992,347.43
  5. Step 5: Solve for x
    x = 74,071,992,347.43/417,724.17
  6. Step 6: Final answer
    x = 177,322.74

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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.