Home / 672,223.40-1,008,723.90-251,541.80

Finding the Fourth Proportional to 672,223.40, 1,008,723.90 and 251,541.80

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Solution

The fourth proportional to 672,223.40, 1,008,723.90 and 251,541.80 is: 377,458.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,223.40 : 1,008,723.90 = 251,541.80 : x
  2. Step 2: Convert to fraction form
    672,223.40/1,008,723.90 = 251,541.80/x
  3. Step 3: Cross multiply
    672,223.40x = 1,008,723.90 × 251,541.80
  4. Step 4: Simplify right side
    672,223.40x = 253,736,225,509.02
  5. Step 5: Solve for x
    x = 253,736,225,509.02/672,223.40
  6. Step 6: Final answer
    x = 377,458.19

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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.