Home / 804,460.48-1,110,532.80-464,862.40

Finding the Fourth Proportional to 804,460.48, 1,110,532.80 and 464,862.40

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Solution

The fourth proportional to 804,460.48, 1,110,532.80 and 464,862.40 is: 641,728.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,460.48 : 1,110,532.80 = 464,862.40 : x
  2. Step 2: Convert to fraction form
    804,460.48/1,110,532.80 = 464,862.40/x
  3. Step 3: Cross multiply
    804,460.48x = 1,110,532.80 × 464,862.40
  4. Step 4: Simplify right side
    804,460.48x = 516,244,942,686.72
  5. Step 5: Solve for x
    x = 516,244,942,686.72/804,460.48
  6. Step 6: Final answer
    x = 641,728.16

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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.