Home / 459,973.62-689,963.67-160,452.90

Finding the Fourth Proportional to 459,973.62, 689,963.67 and 160,452.90

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Solution

The fourth proportional to 459,973.62, 689,963.67 and 160,452.90 is: 240,680.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,973.62 : 689,963.67 = 160,452.90 : x
  2. Step 2: Convert to fraction form
    459,973.62/689,963.67 = 160,452.90/x
  3. Step 3: Cross multiply
    459,973.62x = 689,963.67 × 160,452.90
  4. Step 4: Simplify right side
    459,973.62x = 110,706,671,746.14
  5. Step 5: Solve for x
    x = 110,706,671,746.14/459,973.62
  6. Step 6: Final answer
    x = 240,680.48

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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.