Home / 1,116,565.23-1,675,128.44-358,474.48

Finding the Fourth Proportional to 1,116,565.23, 1,675,128.44 and 358,474.48

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Solution

The fourth proportional to 1,116,565.23, 1,675,128.44 and 358,474.48 is: 537,801.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,565.23 : 1,675,128.44 = 358,474.48 : x
  2. Step 2: Convert to fraction form
    1,116,565.23/1,675,128.44 = 358,474.48/x
  3. Step 3: Cross multiply
    1,116,565.23x = 1,675,128.44 × 358,474.48
  4. Step 4: Simplify right side
    1,116,565.23x = 600,490,796,462.21
  5. Step 5: Solve for x
    x = 600,490,796,462.21/1,116,565.23
  6. Step 6: Final answer
    x = 537,801.81

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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.