Home / 1,208,647.98-1,813,178.52-498,287.70

Finding the Fourth Proportional to 1,208,647.98, 1,813,178.52 and 498,287.70

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Solution

The fourth proportional to 1,208,647.98, 1,813,178.52 and 498,287.70 is: 747,516.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,647.98 : 1,813,178.52 = 498,287.70 : x
  2. Step 2: Convert to fraction form
    1,208,647.98/1,813,178.52 = 498,287.70/x
  3. Step 3: Cross multiply
    1,208,647.98x = 1,813,178.52 × 498,287.70
  4. Step 4: Simplify right side
    1,208,647.98x = 903,484,554,420.20
  5. Step 5: Solve for x
    x = 903,484,554,420.20/1,208,647.98
  6. Step 6: Final answer
    x = 747,516.70

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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.