Home / 888,142.74-1,332,548.64-533,404.08

Finding the Fourth Proportional to 888,142.74, 1,332,548.64 and 533,404.08

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Solution

The fourth proportional to 888,142.74, 1,332,548.64 and 533,404.08 is: 800,307.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,142.74 : 1,332,548.64 = 533,404.08 : x
  2. Step 2: Convert to fraction form
    888,142.74/1,332,548.64 = 533,404.08/x
  3. Step 3: Cross multiply
    888,142.74x = 1,332,548.64 × 533,404.08
  4. Step 4: Simplify right side
    888,142.74x = 710,786,881,374.45
  5. Step 5: Solve for x
    x = 710,786,881,374.45/888,142.74
  6. Step 6: Final answer
    x = 800,307.03

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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.