Home / 885,737.80-1,328,606.70-602,302.60

Finding the Fourth Proportional to 885,737.80, 1,328,606.70 and 602,302.60

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Solution

The fourth proportional to 885,737.80, 1,328,606.70 and 602,302.60 is: 903,453.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,737.80 : 1,328,606.70 = 602,302.60 : x
  2. Step 2: Convert to fraction form
    885,737.80/1,328,606.70 = 602,302.60/x
  3. Step 3: Cross multiply
    885,737.80x = 1,328,606.70 × 602,302.60
  4. Step 4: Simplify right side
    885,737.80x = 800,223,269,787.42
  5. Step 5: Solve for x
    x = 800,223,269,787.42/885,737.80
  6. Step 6: Final answer
    x = 903,453.90

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Similar ratio
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1.5x scale

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.