Home / 976,690.02-1,465,249.10-328,242.98

Finding the Fourth Proportional to 976,690.02, 1,465,249.10 and 328,242.98

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Solution

The fourth proportional to 976,690.02, 1,465,249.10 and 328,242.98 is: 492,436.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,690.02 : 1,465,249.10 = 328,242.98 : x
  2. Step 2: Convert to fraction form
    976,690.02/1,465,249.10 = 328,242.98/x
  3. Step 3: Cross multiply
    976,690.02x = 1,465,249.10 × 328,242.98
  4. Step 4: Simplify right side
    976,690.02x = 480,957,722,058.86
  5. Step 5: Solve for x
    x = 480,957,722,058.86/976,690.02
  6. Step 6: Final answer
    x = 492,436.40

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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.