Home / 349,315.12-524,037.60-112,633.12

Finding the Fourth Proportional to 349,315.12, 524,037.60 and 112,633.12

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Solution

The fourth proportional to 349,315.12, 524,037.60 and 112,633.12 is: 168,970.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,315.12 : 524,037.60 = 112,633.12 : x
  2. Step 2: Convert to fraction form
    349,315.12/524,037.60 = 112,633.12/x
  3. Step 3: Cross multiply
    349,315.12x = 524,037.60 × 112,633.12
  4. Step 4: Simplify right side
    349,315.12x = 59,023,989,885.31
  5. Step 5: Solve for x
    x = 59,023,989,885.31/349,315.12
  6. Step 6: Final answer
    x = 168,970.61

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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.