Home / 971,925.81-1,457,790.28-262,025.61

Finding the Fourth Proportional to 971,925.81, 1,457,790.28 and 262,025.61

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Solution

The fourth proportional to 971,925.81, 1,457,790.28 and 262,025.61 is: 393,011.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,925.81 : 1,457,790.28 = 262,025.61 : x
  2. Step 2: Convert to fraction form
    971,925.81/1,457,790.28 = 262,025.61/x
  3. Step 3: Cross multiply
    971,925.81x = 1,457,790.28 × 262,025.61
  4. Step 4: Simplify right side
    971,925.81x = 381,978,378,769.99
  5. Step 5: Solve for x
    x = 381,978,378,769.99/971,925.81
  6. Step 6: Final answer
    x = 393,011.87

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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.