Home / 886,875.03-1,330,319.84-381,401.01

Finding the Fourth Proportional to 886,875.03, 1,330,319.84 and 381,401.01

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Solution

The fourth proportional to 886,875.03, 1,330,319.84 and 381,401.01 is: 572,104.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,875.03 : 1,330,319.84 = 381,401.01 : x
  2. Step 2: Convert to fraction form
    886,875.03/1,330,319.84 = 381,401.01/x
  3. Step 3: Cross multiply
    886,875.03x = 1,330,319.84 × 381,401.01
  4. Step 4: Simplify right side
    886,875.03x = 507,385,328,692.03
  5. Step 5: Solve for x
    x = 507,385,328,692.03/886,875.03
  6. Step 6: Final answer
    x = 572,104.65

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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.