Home / 705,269.08-1,058,082.63-326,462.86

Finding the Fourth Proportional to 705,269.08, 1,058,082.63 and 326,462.86

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Solution

The fourth proportional to 705,269.08, 1,058,082.63 and 326,462.86 is: 489,777.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,269.08 : 1,058,082.63 = 326,462.86 : x
  2. Step 2: Convert to fraction form
    705,269.08/1,058,082.63 = 326,462.86/x
  3. Step 3: Cross multiply
    705,269.08x = 1,058,082.63 × 326,462.86
  4. Step 4: Simplify right side
    705,269.08x = 345,424,681,506.12
  5. Step 5: Solve for x
    x = 345,424,681,506.12/705,269.08
  6. Step 6: Final answer
    x = 489,777.15

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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.