Home / 746,642.40-1,119,963.60-630,002.40

Finding the Fourth Proportional to 746,642.40, 1,119,963.60 and 630,002.40

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Solution

The fourth proportional to 746,642.40, 1,119,963.60 and 630,002.40 is: 945,003.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,642.40 : 1,119,963.60 = 630,002.40 : x
  2. Step 2: Convert to fraction form
    746,642.40/1,119,963.60 = 630,002.40/x
  3. Step 3: Cross multiply
    746,642.40x = 1,119,963.60 × 630,002.40
  4. Step 4: Simplify right side
    746,642.40x = 705,579,755,912.64
  5. Step 5: Solve for x
    x = 705,579,755,912.64/746,642.40
  6. Step 6: Final answer
    x = 945,003.60

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Similar ratio
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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.