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Finding the Fourth Proportional to 527,037.18, 726,624.99 and 335,980.86

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Solution

The fourth proportional to 527,037.18, 726,624.99 and 335,980.86 is: 463,216.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,037.18 : 726,624.99 = 335,980.86 : x
  2. Step 2: Convert to fraction form
    527,037.18/726,624.99 = 335,980.86/x
  3. Step 3: Cross multiply
    527,037.18x = 726,624.99 × 335,980.86
  4. Step 4: Simplify right side
    527,037.18x = 244,132,089,037.69
  5. Step 5: Solve for x
    x = 244,132,089,037.69/527,037.18
  6. Step 6: Final answer
    x = 463,216.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.