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Finding the Fourth Proportional to 350,570.01, 483,885.86 and 207,379.83

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Solution

The fourth proportional to 350,570.01, 483,885.86 and 207,379.83 is: 286,242.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,570.01 : 483,885.86 = 207,379.83 : x
  2. Step 2: Convert to fraction form
    350,570.01/483,885.86 = 207,379.83/x
  3. Step 3: Cross multiply
    350,570.01x = 483,885.86 × 207,379.83
  4. Step 4: Simplify right side
    350,570.01x = 100,348,167,386.20
  5. Step 5: Solve for x
    x = 100,348,167,386.20/350,570.01
  6. Step 6: Final answer
    x = 286,242.87

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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.