Home / 351,975.52-523,435.47-340,765.32

Finding the Fourth Proportional to 351,975.52, 523,435.47 and 340,765.32

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Solution

The fourth proportional to 351,975.52, 523,435.47 and 340,765.32 is: 506,764.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,975.52 : 523,435.47 = 340,765.32 : x
  2. Step 2: Convert to fraction form
    351,975.52/523,435.47 = 340,765.32/x
  3. Step 3: Cross multiply
    351,975.52x = 523,435.47 × 340,765.32
  4. Step 4: Simplify right side
    351,975.52x = 178,368,655,433.90
  5. Step 5: Solve for x
    x = 178,368,655,433.90/351,975.52
  6. Step 6: Final answer
    x = 506,764.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.