Home / 889,484.67-1,332,829.97-687,575.52

Finding the Fourth Proportional to 889,484.67, 1,332,829.97 and 687,575.52

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Solution

The fourth proportional to 889,484.67, 1,332,829.97 and 687,575.52 is: 1,030,283.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,484.67 : 1,332,829.97 = 687,575.52 : x
  2. Step 2: Convert to fraction form
    889,484.67/1,332,829.97 = 687,575.52/x
  3. Step 3: Cross multiply
    889,484.67x = 1,332,829.97 × 687,575.52
  4. Step 4: Simplify right side
    889,484.67x = 916,421,256,256.46
  5. Step 5: Solve for x
    x = 916,421,256,256.46/889,484.67
  6. Step 6: Final answer
    x = 1,030,283.36

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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.