Home / 718,564.40-1,077,550.04-245,287.92

Finding the Fourth Proportional to 718,564.40, 1,077,550.04 and 245,287.92

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Solution

The fourth proportional to 718,564.40, 1,077,550.04 and 245,287.92 is: 367,830.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,564.40 : 1,077,550.04 = 245,287.92 : x
  2. Step 2: Convert to fraction form
    718,564.40/1,077,550.04 = 245,287.92/x
  3. Step 3: Cross multiply
    718,564.40x = 1,077,550.04 × 245,287.92
  4. Step 4: Simplify right side
    718,564.40x = 264,310,008,007.52
  5. Step 5: Solve for x
    x = 264,310,008,007.52/718,564.40
  6. Step 6: Final answer
    x = 367,830.65

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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.