Home / 742,660.34-1,113,644.91-269,326.58

Finding the Fourth Proportional to 742,660.34, 1,113,644.91 and 269,326.58

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Solution

The fourth proportional to 742,660.34, 1,113,644.91 and 269,326.58 is: 403,864.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,660.34 : 1,113,644.91 = 269,326.58 : x
  2. Step 2: Convert to fraction form
    742,660.34/1,113,644.91 = 269,326.58/x
  3. Step 3: Cross multiply
    742,660.34x = 1,113,644.91 × 269,326.58
  4. Step 4: Simplify right side
    742,660.34x = 299,934,174,944.71
  5. Step 5: Solve for x
    x = 299,934,174,944.71/742,660.34
  6. Step 6: Final answer
    x = 403,864.54

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1.5x scale

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.