Home / 459,854.46-689,531.58-160,254.63

Finding the Fourth Proportional to 459,854.46, 689,531.58 and 160,254.63

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Solution

The fourth proportional to 459,854.46, 689,531.58 and 160,254.63 is: 240,294.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,854.46 : 689,531.58 = 160,254.63 : x
  2. Step 2: Convert to fraction form
    459,854.46/689,531.58 = 160,254.63/x
  3. Step 3: Cross multiply
    459,854.46x = 689,531.58 × 160,254.63
  4. Step 4: Simplify right side
    459,854.46x = 110,500,628,226.22
  5. Step 5: Solve for x
    x = 110,500,628,226.22/459,854.46
  6. Step 6: Final answer
    x = 240,294.78

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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.