Home / 849,980.34-1,172,974.14-468,008.22

Finding the Fourth Proportional to 849,980.34, 1,172,974.14 and 468,008.22

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Solution

The fourth proportional to 849,980.34, 1,172,974.14 and 468,008.22 is: 645,852.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,980.34 : 1,172,974.14 = 468,008.22 : x
  2. Step 2: Convert to fraction form
    849,980.34/1,172,974.14 = 468,008.22/x
  3. Step 3: Cross multiply
    849,980.34x = 1,172,974.14 × 468,008.22
  4. Step 4: Simplify right side
    849,980.34x = 548,961,539,367.43
  5. Step 5: Solve for x
    x = 548,961,539,367.43/849,980.34
  6. Step 6: Final answer
    x = 645,852.04

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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.