Home / 587,389.08-810,637.02-332,742.36

Finding the Fourth Proportional to 587,389.08, 810,637.02 and 332,742.36

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Solution

The fourth proportional to 587,389.08, 810,637.02 and 332,742.36 is: 459,207.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,389.08 : 810,637.02 = 332,742.36 : x
  2. Step 2: Convert to fraction form
    587,389.08/810,637.02 = 332,742.36/x
  3. Step 3: Cross multiply
    587,389.08x = 810,637.02 × 332,742.36
  4. Step 4: Simplify right side
    587,389.08x = 269,733,275,138.17
  5. Step 5: Solve for x
    x = 269,733,275,138.17/587,389.08
  6. Step 6: Final answer
    x = 459,207.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.