Home / 950,534.88-1,425,802.34-319,448.71

Finding the Fourth Proportional to 950,534.88, 1,425,802.34 and 319,448.71

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Solution

The fourth proportional to 950,534.88, 1,425,802.34 and 319,448.71 is: 479,173.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,534.88 : 1,425,802.34 = 319,448.71 : x
  2. Step 2: Convert to fraction form
    950,534.88/1,425,802.34 = 319,448.71/x
  3. Step 3: Cross multiply
    950,534.88x = 1,425,802.34 × 319,448.71
  4. Step 4: Simplify right side
    950,534.88x = 455,470,718,227.98
  5. Step 5: Solve for x
    x = 455,470,718,227.98/950,534.88
  6. Step 6: Final answer
    x = 479,173.07

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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.