Home / 849,304.03-1,172,071.90-486,797.85

Finding the Fourth Proportional to 849,304.03, 1,172,071.90 and 486,797.85

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Solution

The fourth proportional to 849,304.03, 1,172,071.90 and 486,797.85 is: 671,799.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,304.03 : 1,172,071.90 = 486,797.85 : x
  2. Step 2: Convert to fraction form
    849,304.03/1,172,071.90 = 486,797.85/x
  3. Step 3: Cross multiply
    849,304.03x = 1,172,071.90 × 486,797.85
  4. Step 4: Simplify right side
    849,304.03x = 570,562,080,965.42
  5. Step 5: Solve for x
    x = 570,562,080,965.42/849,304.03
  6. Step 6: Final answer
    x = 671,799.57

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Double scale
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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.