Home / 995,065.12-1,373,174.67-559,482.86

Finding the Fourth Proportional to 995,065.12, 1,373,174.67 and 559,482.86

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Solution

The fourth proportional to 995,065.12, 1,373,174.67 and 559,482.86 is: 772,077.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,065.12 : 1,373,174.67 = 559,482.86 : x
  2. Step 2: Convert to fraction form
    995,065.12/1,373,174.67 = 559,482.86/x
  3. Step 3: Cross multiply
    995,065.12x = 1,373,174.67 × 559,482.86
  4. Step 4: Simplify right side
    995,065.12x = 768,267,697,182.15
  5. Step 5: Solve for x
    x = 768,267,697,182.15/995,065.12
  6. Step 6: Final answer
    x = 772,077.81

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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.