Home / 459,533.22-634,061.96-268,509.70

Finding the Fourth Proportional to 459,533.22, 634,061.96 and 268,509.70

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Solution

The fourth proportional to 459,533.22, 634,061.96 and 268,509.70 is: 370,488.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,533.22 : 634,061.96 = 268,509.70 : x
  2. Step 2: Convert to fraction form
    459,533.22/634,061.96 = 268,509.70/x
  3. Step 3: Cross multiply
    459,533.22x = 634,061.96 × 268,509.70
  4. Step 4: Simplify right side
    459,533.22x = 170,251,785,318.46
  5. Step 5: Solve for x
    x = 170,251,785,318.46/459,533.22
  6. Step 6: Final answer
    x = 370,488.53

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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.