Home / 847,277.64-1,169,243.15-465,304.46

Finding the Fourth Proportional to 847,277.64, 1,169,243.15 and 465,304.46

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Solution

The fourth proportional to 847,277.64, 1,169,243.15 and 465,304.46 is: 642,120.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,277.64 : 1,169,243.15 = 465,304.46 : x
  2. Step 2: Convert to fraction form
    847,277.64/1,169,243.15 = 465,304.46/x
  3. Step 3: Cross multiply
    847,277.64x = 1,169,243.15 × 465,304.46
  4. Step 4: Simplify right side
    847,277.64x = 544,054,044,346.71
  5. Step 5: Solve for x
    x = 544,054,044,346.71/847,277.64
  6. Step 6: Final answer
    x = 642,120.15

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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.