Home / 895,280.80-1,344,476.40-867,287.20

Finding the Fourth Proportional to 895,280.80, 1,344,476.40 and 867,287.20

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Solution

The fourth proportional to 895,280.80, 1,344,476.40 and 867,287.20 is: 1,302,437.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,280.80 : 1,344,476.40 = 867,287.20 : x
  2. Step 2: Convert to fraction form
    895,280.80/1,344,476.40 = 867,287.20/x
  3. Step 3: Cross multiply
    895,280.80x = 1,344,476.40 × 867,287.20
  4. Step 4: Simplify right side
    895,280.80x = 1,166,047,172,422.08
  5. Step 5: Solve for x
    x = 1,166,047,172,422.08/895,280.80
  6. Step 6: Final answer
    x = 1,302,437.37

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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.