Home / 901,160.16-1,243,515.96-538,511.82

Finding the Fourth Proportional to 901,160.16, 1,243,515.96 and 538,511.82

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Solution

The fourth proportional to 901,160.16, 1,243,515.96 and 538,511.82 is: 743,095.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,160.16 : 1,243,515.96 = 538,511.82 : x
  2. Step 2: Convert to fraction form
    901,160.16/1,243,515.96 = 538,511.82/x
  3. Step 3: Cross multiply
    901,160.16x = 1,243,515.96 × 538,511.82
  4. Step 4: Simplify right side
    901,160.16x = 669,648,042,818.65
  5. Step 5: Solve for x
    x = 669,648,042,818.65/901,160.16
  6. Step 6: Final answer
    x = 743,095.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.