Home / 750,443.30-1,035,592.69-419,301.94

Finding the Fourth Proportional to 750,443.30, 1,035,592.69 and 419,301.94

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Solution

The fourth proportional to 750,443.30, 1,035,592.69 and 419,301.94 is: 578,626.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,443.30 : 1,035,592.69 = 419,301.94 : x
  2. Step 2: Convert to fraction form
    750,443.30/1,035,592.69 = 419,301.94/x
  3. Step 3: Cross multiply
    750,443.30x = 1,035,592.69 × 419,301.94
  4. Step 4: Simplify right side
    750,443.30x = 434,226,016,692.35
  5. Step 5: Solve for x
    x = 434,226,016,692.35/750,443.30
  6. Step 6: Final answer
    x = 578,626.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.