Home / 459,439.49-689,585.70-234,960.35

Finding the Fourth Proportional to 459,439.49, 689,585.70 and 234,960.35

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Solution

The fourth proportional to 459,439.49, 689,585.70 and 234,960.35 is: 352,658.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,439.49 : 689,585.70 = 234,960.35 : x
  2. Step 2: Convert to fraction form
    459,439.49/689,585.70 = 234,960.35/x
  3. Step 3: Cross multiply
    459,439.49x = 689,585.70 × 234,960.35
  4. Step 4: Simplify right side
    459,439.49x = 162,025,294,860.17
  5. Step 5: Solve for x
    x = 162,025,294,860.17/459,439.49
  6. Step 6: Final answer
    x = 352,658.61

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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.