Home / 871,859.18-1,307,813.30-240,772.98

Finding the Fourth Proportional to 871,859.18, 1,307,813.30 and 240,772.98

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Solution

The fourth proportional to 871,859.18, 1,307,813.30 and 240,772.98 is: 361,166.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,859.18 : 1,307,813.30 = 240,772.98 : x
  2. Step 2: Convert to fraction form
    871,859.18/1,307,813.30 = 240,772.98/x
  3. Step 3: Cross multiply
    871,859.18x = 1,307,813.30 × 240,772.98
  4. Step 4: Simplify right side
    871,859.18x = 314,886,105,524.63
  5. Step 5: Solve for x
    x = 314,886,105,524.63/871,859.18
  6. Step 6: Final answer
    x = 361,166.24

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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.