Home / 864,029.72-1,192,305.14-476,848.60

Finding the Fourth Proportional to 864,029.72, 1,192,305.14 and 476,848.60

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Solution

The fourth proportional to 864,029.72, 1,192,305.14 and 476,848.60 is: 658,020.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,029.72 : 1,192,305.14 = 476,848.60 : x
  2. Step 2: Convert to fraction form
    864,029.72/1,192,305.14 = 476,848.60/x
  3. Step 3: Cross multiply
    864,029.72x = 1,192,305.14 × 476,848.60
  4. Step 4: Simplify right side
    864,029.72x = 568,549,036,781.80
  5. Step 5: Solve for x
    x = 568,549,036,781.80/864,029.72
  6. Step 6: Final answer
    x = 658,020.23

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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.