Home / 453,120.62-625,316.58-249,158.57

Finding the Fourth Proportional to 453,120.62, 625,316.58 and 249,158.57

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Solution

The fourth proportional to 453,120.62, 625,316.58 and 249,158.57 is: 343,844.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,120.62 : 625,316.58 = 249,158.57 : x
  2. Step 2: Convert to fraction form
    453,120.62/625,316.58 = 249,158.57/x
  3. Step 3: Cross multiply
    453,120.62x = 625,316.58 × 249,158.57
  4. Step 4: Simplify right side
    453,120.62x = 155,802,981,743.51
  5. Step 5: Solve for x
    x = 155,802,981,743.51/453,120.62
  6. Step 6: Final answer
    x = 343,844.39

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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.