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Finding the Fourth Proportional to 875,735.28, 1,314,095.04 and 476,404.02

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Solution

The fourth proportional to 875,735.28, 1,314,095.04 and 476,404.02 is: 714,873.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    875,735.28 : 1,314,095.04 = 476,404.02 : x
  2. Step 2: Convert to fraction form
    875,735.28/1,314,095.04 = 476,404.02/x
  3. Step 3: Cross multiply
    875,735.28x = 1,314,095.04 × 476,404.02
  4. Step 4: Simplify right side
    875,735.28x = 626,040,159,718.06
  5. Step 5: Solve for x
    x = 626,040,159,718.06/875,735.28
  6. Step 6: Final answer
    x = 714,873.75

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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.