Home / 288,541.85-432,835.12-96,416.94

Finding the Fourth Proportional to 288,541.85, 432,835.12 and 96,416.94

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Solution

The fourth proportional to 288,541.85, 432,835.12 and 96,416.94 is: 144,632.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,541.85 : 432,835.12 = 96,416.94 : x
  2. Step 2: Convert to fraction form
    288,541.85/432,835.12 = 96,416.94/x
  3. Step 3: Cross multiply
    288,541.85x = 432,835.12 × 96,416.94
  4. Step 4: Simplify right side
    288,541.85x = 41,732,639,538.59
  5. Step 5: Solve for x
    x = 41,732,639,538.59/288,541.85
  6. Step 6: Final answer
    x = 144,632.88

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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.