Home / 630,240.20-944,571.90-314,785.16

Finding the Fourth Proportional to 630,240.20, 944,571.90 and 314,785.16

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Solution

The fourth proportional to 630,240.20, 944,571.90 and 314,785.16 is: 471,783.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,240.20 : 944,571.90 = 314,785.16 : x
  2. Step 2: Convert to fraction form
    630,240.20/944,571.90 = 314,785.16/x
  3. Step 3: Cross multiply
    630,240.20x = 944,571.90 × 314,785.16
  4. Step 4: Simplify right side
    630,240.20x = 297,337,216,673.00
  5. Step 5: Solve for x
    x = 297,337,216,673.00/630,240.20
  6. Step 6: Final answer
    x = 471,783.96

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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.