Home / 907,490.80-1,361,236.20-671,294.80

Finding the Fourth Proportional to 907,490.80, 1,361,236.20 and 671,294.80

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Solution

The fourth proportional to 907,490.80, 1,361,236.20 and 671,294.80 is: 1,006,942.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,490.80 : 1,361,236.20 = 671,294.80 : x
  2. Step 2: Convert to fraction form
    907,490.80/1,361,236.20 = 671,294.80/x
  3. Step 3: Cross multiply
    907,490.80x = 1,361,236.20 × 671,294.80
  4. Step 4: Simplify right side
    907,490.80x = 913,790,782,631.76
  5. Step 5: Solve for x
    x = 913,790,782,631.76/907,490.80
  6. Step 6: Final answer
    x = 1,006,942.20

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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.