Home / 871,465.10-1,307,196.70-302,846.24

Finding the Fourth Proportional to 871,465.10, 1,307,196.70 and 302,846.24

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Solution

The fourth proportional to 871,465.10, 1,307,196.70 and 302,846.24 is: 454,269.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,465.10 : 1,307,196.70 = 302,846.24 : x
  2. Step 2: Convert to fraction form
    871,465.10/1,307,196.70 = 302,846.24/x
  3. Step 3: Cross multiply
    871,465.10x = 1,307,196.70 × 302,846.24
  4. Step 4: Simplify right side
    871,465.10x = 395,879,608,046.28
  5. Step 5: Solve for x
    x = 395,879,608,046.28/871,465.10
  6. Step 6: Final answer
    x = 454,269.04

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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.