Home / 738,857.32-1,108,483.32-265,546.76

Finding the Fourth Proportional to 738,857.32, 1,108,483.32 and 265,546.76

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Solution

The fourth proportional to 738,857.32, 1,108,483.32 and 265,546.76 is: 398,391.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,857.32 : 1,108,483.32 = 265,546.76 : x
  2. Step 2: Convert to fraction form
    738,857.32/1,108,483.32 = 265,546.76/x
  3. Step 3: Cross multiply
    738,857.32x = 1,108,483.32 × 265,546.76
  4. Step 4: Simplify right side
    738,857.32x = 294,354,154,140.04
  5. Step 5: Solve for x
    x = 294,354,154,140.04/738,857.32
  6. Step 6: Final answer
    x = 398,391.06

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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.