Home / 1,307,287.13-1,961,043.65-360,657.85

Finding the Fourth Proportional to 1,307,287.13, 1,961,043.65 and 360,657.85

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Solution

The fourth proportional to 1,307,287.13, 1,961,043.65 and 360,657.85 is: 541,017.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,287.13 : 1,961,043.65 = 360,657.85 : x
  2. Step 2: Convert to fraction form
    1,307,287.13/1,961,043.65 = 360,657.85/x
  3. Step 3: Cross multiply
    1,307,287.13x = 1,961,043.65 × 360,657.85
  4. Step 4: Simplify right side
    1,307,287.13x = 707,265,786,565.15
  5. Step 5: Solve for x
    x = 707,265,786,565.15/1,307,287.13
  6. Step 6: Final answer
    x = 541,017.94

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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.