Home / 1,307,288.19-1,961,045.25-360,658.91

Finding the Fourth Proportional to 1,307,288.19, 1,961,045.25 and 360,658.91

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Solution

The fourth proportional to 1,307,288.19, 1,961,045.25 and 360,658.91 is: 541,019.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,288.19 : 1,961,045.25 = 360,658.91 : x
  2. Step 2: Convert to fraction form
    1,307,288.19/1,961,045.25 = 360,658.91/x
  3. Step 3: Cross multiply
    1,307,288.19x = 1,961,045.25 × 360,658.91
  4. Step 4: Simplify right side
    1,307,288.19x = 707,268,430,717.16
  5. Step 5: Solve for x
    x = 707,268,430,717.16/1,307,288.19
  6. Step 6: Final answer
    x = 541,019.52

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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.