Home / 891,223.86-1,336,503.15-358,564.98

Finding the Fourth Proportional to 891,223.86, 1,336,503.15 and 358,564.98

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Solution

The fourth proportional to 891,223.86, 1,336,503.15 and 358,564.98 is: 537,713.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,223.86 : 1,336,503.15 = 358,564.98 : x
  2. Step 2: Convert to fraction form
    891,223.86/1,336,503.15 = 358,564.98/x
  3. Step 3: Cross multiply
    891,223.86x = 1,336,503.15 × 358,564.98
  4. Step 4: Simplify right side
    891,223.86x = 479,223,225,249.69
  5. Step 5: Solve for x
    x = 479,223,225,249.69/891,223.86
  6. Step 6: Final answer
    x = 537,713.64

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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.