Home / 871,038.08-1,307,064.96-365,556.32

Finding the Fourth Proportional to 871,038.08, 1,307,064.96 and 365,556.32

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Solution

The fourth proportional to 871,038.08, 1,307,064.96 and 365,556.32 is: 548,547.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,038.08 : 1,307,064.96 = 365,556.32 : x
  2. Step 2: Convert to fraction form
    871,038.08/1,307,064.96 = 365,556.32/x
  3. Step 3: Cross multiply
    871,038.08x = 1,307,064.96 × 365,556.32
  4. Step 4: Simplify right side
    871,038.08x = 477,805,856,778.55
  5. Step 5: Solve for x
    x = 477,805,856,778.55/871,038.08
  6. Step 6: Final answer
    x = 548,547.61

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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.