Home / 1,019,276.33-1,528,923.69-309,304.35

Finding the Fourth Proportional to 1,019,276.33, 1,528,923.69 and 309,304.35

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Solution

The fourth proportional to 1,019,276.33, 1,528,923.69 and 309,304.35 is: 463,959.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,276.33 : 1,528,923.69 = 309,304.35 : x
  2. Step 2: Convert to fraction form
    1,019,276.33/1,528,923.69 = 309,304.35/x
  3. Step 3: Cross multiply
    1,019,276.33x = 1,528,923.69 × 309,304.35
  4. Step 4: Simplify right side
    1,019,276.33x = 472,902,748,135.05
  5. Step 5: Solve for x
    x = 472,902,748,135.05/1,019,276.33
  6. Step 6: Final answer
    x = 463,959.32

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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.