Home / 747,006.30-1,120,513.55-186,040.80

Finding the Fourth Proportional to 747,006.30, 1,120,513.55 and 186,040.80

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Solution

The fourth proportional to 747,006.30, 1,120,513.55 and 186,040.80 is: 279,062.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,006.30 : 1,120,513.55 = 186,040.80 : x
  2. Step 2: Convert to fraction form
    747,006.30/1,120,513.55 = 186,040.80/x
  3. Step 3: Cross multiply
    747,006.30x = 1,120,513.55 × 186,040.80
  4. Step 4: Simplify right side
    747,006.30x = 208,461,233,521.35
  5. Step 5: Solve for x
    x = 208,461,233,521.35/747,006.30
  6. Step 6: Final answer
    x = 279,062.22

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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.