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Finding the Fourth Proportional to 480,017.80, 661,266.33 and 410,886.73

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Solution

The fourth proportional to 480,017.80, 661,266.33 and 410,886.73 is: 566,032.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,017.80 : 661,266.33 = 410,886.73 : x
  2. Step 2: Convert to fraction form
    480,017.80/661,266.33 = 410,886.73/x
  3. Step 3: Cross multiply
    480,017.80x = 661,266.33 × 410,886.73
  4. Step 4: Simplify right side
    480,017.80x = 271,705,557,870.17
  5. Step 5: Solve for x
    x = 271,705,557,870.17/480,017.80
  6. Step 6: Final answer
    x = 566,032.26

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1.5x scale

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.