Home / 718,033.90-1,077,129.66-358,295.29

Finding the Fourth Proportional to 718,033.90, 1,077,129.66 and 358,295.29

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Solution

The fourth proportional to 718,033.90, 1,077,129.66 and 358,295.29 is: 537,482.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,033.90 : 1,077,129.66 = 358,295.29 : x
  2. Step 2: Convert to fraction form
    718,033.90/1,077,129.66 = 358,295.29/x
  3. Step 3: Cross multiply
    718,033.90x = 1,077,129.66 × 358,295.29
  4. Step 4: Simplify right side
    718,033.90x = 385,930,483,897.30
  5. Step 5: Solve for x
    x = 385,930,483,897.30/718,033.90
  6. Step 6: Final answer
    x = 537,482.26

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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.