Home / 574,923.88-862,389.15-148,430.58

Finding the Fourth Proportional to 574,923.88, 862,389.15 and 148,430.58

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Solution

The fourth proportional to 574,923.88, 862,389.15 and 148,430.58 is: 222,646.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,923.88 : 862,389.15 = 148,430.58 : x
  2. Step 2: Convert to fraction form
    574,923.88/862,389.15 = 148,430.58/x
  3. Step 3: Cross multiply
    574,923.88x = 862,389.15 × 148,430.58
  4. Step 4: Simplify right side
    574,923.88x = 128,004,917,929.63
  5. Step 5: Solve for x
    x = 128,004,917,929.63/574,923.88
  6. Step 6: Final answer
    x = 222,646.72

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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.