Home / 448,516.17-618,449.52-366,590.24

Finding the Fourth Proportional to 448,516.17, 618,449.52 and 366,590.24

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Solution

The fourth proportional to 448,516.17, 618,449.52 and 366,590.24 is: 505,483.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,516.17 : 618,449.52 = 366,590.24 : x
  2. Step 2: Convert to fraction form
    448,516.17/618,449.52 = 366,590.24/x
  3. Step 3: Cross multiply
    448,516.17x = 618,449.52 × 366,590.24
  4. Step 4: Simplify right side
    448,516.17x = 226,717,557,964.69
  5. Step 5: Solve for x
    x = 226,717,557,964.69/448,516.17
  6. Step 6: Final answer
    x = 505,483.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.