Home / 1,016,781.12-1,525,211.46-306,809.28

Finding the Fourth Proportional to 1,016,781.12, 1,525,211.46 and 306,809.28

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Solution

The fourth proportional to 1,016,781.12, 1,525,211.46 and 306,809.28 is: 460,225.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,781.12 : 1,525,211.46 = 306,809.28 : x
  2. Step 2: Convert to fraction form
    1,016,781.12/1,525,211.46 = 306,809.28/x
  3. Step 3: Cross multiply
    1,016,781.12x = 1,525,211.46 × 306,809.28
  4. Step 4: Simplify right side
    1,016,781.12x = 467,949,029,890.35
  5. Step 5: Solve for x
    x = 467,949,029,890.35/1,016,781.12
  6. Step 6: Final answer
    x = 460,225.92

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1.5x scale

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.