Home / 286,302.42-429,320.30-106,262.46

Finding the Fourth Proportional to 286,302.42, 429,320.30 and 106,262.46

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Solution

The fourth proportional to 286,302.42, 429,320.30 and 106,262.46 is: 159,344.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,302.42 : 429,320.30 = 106,262.46 : x
  2. Step 2: Convert to fraction form
    286,302.42/429,320.30 = 106,262.46/x
  3. Step 3: Cross multiply
    286,302.42x = 429,320.30 × 106,262.46
  4. Step 4: Simplify right side
    286,302.42x = 45,620,631,205.94
  5. Step 5: Solve for x
    x = 45,620,631,205.94/286,302.42
  6. Step 6: Final answer
    x = 159,344.20

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1.5x scale

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.