Home / 955,462.48-1,318,498.68-519,881.62

Finding the Fourth Proportional to 955,462.48, 1,318,498.68 and 519,881.62

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Solution

The fourth proportional to 955,462.48, 1,318,498.68 and 519,881.62 is: 717,415.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,462.48 : 1,318,498.68 = 519,881.62 : x
  2. Step 2: Convert to fraction form
    955,462.48/1,318,498.68 = 519,881.62/x
  3. Step 3: Cross multiply
    955,462.48x = 1,318,498.68 × 519,881.62
  4. Step 4: Simplify right side
    955,462.48x = 685,463,223,133.77
  5. Step 5: Solve for x
    x = 685,463,223,133.77/955,462.48
  6. Step 6: Final answer
    x = 717,415.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.