Home / 1,106,902.32-1,660,586.76-358,890

Finding the Fourth Proportional to 1,106,902.32, 1,660,586.76 and 358,890

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Solution

The fourth proportional to 1,106,902.32, 1,660,586.76 and 358,890 is: 538,410.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,902.32 : 1,660,586.76 = 358,890 : x
  2. Step 2: Convert to fraction form
    1,106,902.32/1,660,586.76 = 358,890/x
  3. Step 3: Cross multiply
    1,106,902.32x = 1,660,586.76 × 358,890
  4. Step 4: Simplify right side
    1,106,902.32x = 595,967,982,296.40
  5. Step 5: Solve for x
    x = 595,967,982,296.40/1,106,902.32
  6. Step 6: Final answer
    x = 538,410.64

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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.