Home / 917,159.63-1,265,680.28-514,751.63

Finding the Fourth Proportional to 917,159.63, 1,265,680.28 and 514,751.63

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Solution

The fourth proportional to 917,159.63, 1,265,680.28 and 514,751.63 is: 710,357.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,159.63 : 1,265,680.28 = 514,751.63 : x
  2. Step 2: Convert to fraction form
    917,159.63/1,265,680.28 = 514,751.63/x
  3. Step 3: Cross multiply
    917,159.63x = 1,265,680.28 × 514,751.63
  4. Step 4: Simplify right side
    917,159.63x = 651,510,982,147.33
  5. Step 5: Solve for x
    x = 651,510,982,147.33/917,159.63
  6. Step 6: Final answer
    x = 710,357.24

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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.