Home / 836,789.23-1,254,478.53-363,117.83

Finding the Fourth Proportional to 836,789.23, 1,254,478.53 and 363,117.83

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Solution

The fourth proportional to 836,789.23, 1,254,478.53 and 363,117.83 is: 544,370.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,789.23 : 1,254,478.53 = 363,117.83 : x
  2. Step 2: Convert to fraction form
    836,789.23/1,254,478.53 = 363,117.83/x
  3. Step 3: Cross multiply
    836,789.23x = 1,254,478.53 × 363,117.83
  4. Step 4: Simplify right side
    836,789.23x = 455,523,521,595.19
  5. Step 5: Solve for x
    x = 455,523,521,595.19/836,789.23
  6. Step 6: Final answer
    x = 544,370.68

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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.