Home / 1,019,304.15-1,528,965.42-309,332.18

Finding the Fourth Proportional to 1,019,304.15, 1,528,965.42 and 309,332.18

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Solution

The fourth proportional to 1,019,304.15, 1,528,965.42 and 309,332.18 is: 464,001.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,304.15 : 1,528,965.42 = 309,332.18 : x
  2. Step 2: Convert to fraction form
    1,019,304.15/1,528,965.42 = 309,332.18/x
  3. Step 3: Cross multiply
    1,019,304.15x = 1,528,965.42 × 309,332.18
  4. Step 4: Simplify right side
    1,019,304.15x = 472,958,209,175.63
  5. Step 5: Solve for x
    x = 472,958,209,175.63/1,019,304.15
  6. Step 6: Final answer
    x = 464,001.06

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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.