Home / 908,306.70-1,363,237.65-403,644.30

Finding the Fourth Proportional to 908,306.70, 1,363,237.65 and 403,644.30

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Solution

The fourth proportional to 908,306.70, 1,363,237.65 and 403,644.30 is: 605,812.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,306.70 : 1,363,237.65 = 403,644.30 : x
  2. Step 2: Convert to fraction form
    908,306.70/1,363,237.65 = 403,644.30/x
  3. Step 3: Cross multiply
    908,306.70x = 1,363,237.65 × 403,644.30
  4. Step 4: Simplify right side
    908,306.70x = 550,263,106,967.90
  5. Step 5: Solve for x
    x = 550,263,106,967.90/908,306.70
  6. Step 6: Final answer
    x = 605,812.01

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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.