Home / 859,562.34-1,289,342.10-228,476.16

Finding the Fourth Proportional to 859,562.34, 1,289,342.10 and 228,476.16

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Solution

The fourth proportional to 859,562.34, 1,289,342.10 and 228,476.16 is: 342,713.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,562.34 : 1,289,342.10 = 228,476.16 : x
  2. Step 2: Convert to fraction form
    859,562.34/1,289,342.10 = 228,476.16/x
  3. Step 3: Cross multiply
    859,562.34x = 1,289,342.10 × 228,476.16
  4. Step 4: Simplify right side
    859,562.34x = 294,583,931,934.34
  5. Step 5: Solve for x
    x = 294,583,931,934.34/859,562.34
  6. Step 6: Final answer
    x = 342,713.87

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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.