Home / 918,246.30-1,377,369.45-634,811.10

Finding the Fourth Proportional to 918,246.30, 1,377,369.45 and 634,811.10

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Solution

The fourth proportional to 918,246.30, 1,377,369.45 and 634,811.10 is: 952,216.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,246.30 : 1,377,369.45 = 634,811.10 : x
  2. Step 2: Convert to fraction form
    918,246.30/1,377,369.45 = 634,811.10/x
  3. Step 3: Cross multiply
    918,246.30x = 1,377,369.45 × 634,811.10
  4. Step 4: Simplify right side
    918,246.30x = 874,369,415,660.90
  5. Step 5: Solve for x
    x = 874,369,415,660.90/918,246.30
  6. Step 6: Final answer
    x = 952,216.65

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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.