Home / 459,928.49-689,895.87-175,542.35

Finding the Fourth Proportional to 459,928.49, 689,895.87 and 175,542.35

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Solution

The fourth proportional to 459,928.49, 689,895.87 and 175,542.35 is: 263,314.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,928.49 : 689,895.87 = 175,542.35 : x
  2. Step 2: Convert to fraction form
    459,928.49/689,895.87 = 175,542.35/x
  3. Step 3: Cross multiply
    459,928.49x = 689,895.87 × 175,542.35
  4. Step 4: Simplify right side
    459,928.49x = 121,105,938,825.62
  5. Step 5: Solve for x
    x = 121,105,938,825.62/459,928.49
  6. Step 6: Final answer
    x = 263,314.72

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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.