Home / 641,646.54-962,061.48-304,479.18

Finding the Fourth Proportional to 641,646.54, 962,061.48 and 304,479.18

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Solution

The fourth proportional to 641,646.54, 962,061.48 and 304,479.18 is: 456,525.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,646.54 : 962,061.48 = 304,479.18 : x
  2. Step 2: Convert to fraction form
    641,646.54/962,061.48 = 304,479.18/x
  3. Step 3: Cross multiply
    641,646.54x = 962,061.48 × 304,479.18
  4. Step 4: Simplify right side
    641,646.54x = 292,927,690,539.99
  5. Step 5: Solve for x
    x = 292,927,690,539.99/641,646.54
  6. Step 6: Final answer
    x = 456,525.01

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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.