Home / 435,243.24-653,547.39-368,648.18

Finding the Fourth Proportional to 435,243.24, 653,547.39 and 368,648.18

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Solution

The fourth proportional to 435,243.24, 653,547.39 and 368,648.18 is: 553,550.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,243.24 : 653,547.39 = 368,648.18 : x
  2. Step 2: Convert to fraction form
    435,243.24/653,547.39 = 368,648.18/x
  3. Step 3: Cross multiply
    435,243.24x = 653,547.39 × 368,648.18
  4. Step 4: Simplify right side
    435,243.24x = 240,929,053,667.89
  5. Step 5: Solve for x
    x = 240,929,053,667.89/435,243.24
  6. Step 6: Final answer
    x = 553,550.36

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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.