Home / 1,020,888-1,532,033.28-356,040

Finding the Fourth Proportional to 1,020,888, 1,532,033.28 and 356,040

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Solution

The fourth proportional to 1,020,888, 1,532,033.28 and 356,040 is: 534,304.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,888 : 1,532,033.28 = 356,040 : x
  2. Step 2: Convert to fraction form
    1,020,888/1,532,033.28 = 356,040/x
  3. Step 3: Cross multiply
    1,020,888x = 1,532,033.28 × 356,040
  4. Step 4: Simplify right side
    1,020,888x = 545,465,129,011.20
  5. Step 5: Solve for x
    x = 545,465,129,011.20/1,020,888
  6. Step 6: Final answer
    x = 534,304.58

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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.