Home / 718,071.93-1,077,104.66-185,547.69

Finding the Fourth Proportional to 718,071.93, 1,077,104.66 and 185,547.69

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Solution

The fourth proportional to 718,071.93, 1,077,104.66 and 185,547.69 is: 278,320.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,071.93 : 1,077,104.66 = 185,547.69 : x
  2. Step 2: Convert to fraction form
    718,071.93/1,077,104.66 = 185,547.69/x
  3. Step 3: Cross multiply
    718,071.93x = 1,077,104.66 × 185,547.69
  4. Step 4: Simplify right side
    718,071.93x = 199,854,280,623.50
  5. Step 5: Solve for x
    x = 199,854,280,623.50/718,071.93
  6. Step 6: Final answer
    x = 278,320.70

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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.