Home / 641,802.12-962,725.50-304,669.10

Finding the Fourth Proportional to 641,802.12, 962,725.50 and 304,669.10

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Solution

The fourth proportional to 641,802.12, 962,725.50 and 304,669.10 is: 457,014.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,802.12 : 962,725.50 = 304,669.10 : x
  2. Step 2: Convert to fraction form
    641,802.12/962,725.50 = 304,669.10/x
  3. Step 3: Cross multiply
    641,802.12x = 962,725.50 × 304,669.10
  4. Step 4: Simplify right side
    641,802.12x = 293,312,706,818.42
  5. Step 5: Solve for x
    x = 293,312,706,818.42/641,802.12
  6. Step 6: Final answer
    x = 457,014.24

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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.