Home / 1,039,442.39-1,559,219.47-329,525.79

Finding the Fourth Proportional to 1,039,442.39, 1,559,219.47 and 329,525.79

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Solution

The fourth proportional to 1,039,442.39, 1,559,219.47 and 329,525.79 is: 494,306.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,442.39 : 1,559,219.47 = 329,525.79 : x
  2. Step 2: Convert to fraction form
    1,039,442.39/1,559,219.47 = 329,525.79/x
  3. Step 3: Cross multiply
    1,039,442.39x = 1,559,219.47 × 329,525.79
  4. Step 4: Simplify right side
    1,039,442.39x = 513,803,022,817.83
  5. Step 5: Solve for x
    x = 513,803,022,817.83/1,039,442.39
  6. Step 6: Final answer
    x = 494,306.40

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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.