Home / 1,658,195.70-2,487,015.32-460,239.72

Finding the Fourth Proportional to 1,658,195.70, 2,487,015.32 and 460,239.72

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Solution

The fourth proportional to 1,658,195.70, 2,487,015.32 and 460,239.72 is: 690,282.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,195.70 : 2,487,015.32 = 460,239.72 : x
  2. Step 2: Convert to fraction form
    1,658,195.70/2,487,015.32 = 460,239.72/x
  3. Step 3: Cross multiply
    1,658,195.70x = 2,487,015.32 × 460,239.72
  4. Step 4: Simplify right side
    1,658,195.70x = 1,144,623,232,211.31
  5. Step 5: Solve for x
    x = 1,144,623,232,211.31/1,658,195.70
  6. Step 6: Final answer
    x = 690,282.35

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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.