Home / 846,619.80-1,168,407.04-464,711.28

Finding the Fourth Proportional to 846,619.80, 1,168,407.04 and 464,711.28

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Solution

The fourth proportional to 846,619.80, 1,168,407.04 and 464,711.28 is: 641,340.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,619.80 : 1,168,407.04 = 464,711.28 : x
  2. Step 2: Convert to fraction form
    846,619.80/1,168,407.04 = 464,711.28/x
  3. Step 3: Cross multiply
    846,619.80x = 1,168,407.04 × 464,711.28
  4. Step 4: Simplify right side
    846,619.80x = 542,971,931,119.41
  5. Step 5: Solve for x
    x = 542,971,931,119.41/846,619.80
  6. Step 6: Final answer
    x = 641,340.93

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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.