Home / 460,488.94-689,458.11-235,364.62

Finding the Fourth Proportional to 460,488.94, 689,458.11 and 235,364.62

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Solution

The fourth proportional to 460,488.94, 689,458.11 and 235,364.62 is: 352,395.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,488.94 : 689,458.11 = 235,364.62 : x
  2. Step 2: Convert to fraction form
    460,488.94/689,458.11 = 235,364.62/x
  3. Step 3: Cross multiply
    460,488.94x = 689,458.11 × 235,364.62
  4. Step 4: Simplify right side
    460,488.94x = 162,274,046,066.07
  5. Step 5: Solve for x
    x = 162,274,046,066.07/460,488.94
  6. Step 6: Final answer
    x = 352,395.10

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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.