Home / 730,148.71-1,095,223.78-190,404.55

Finding the Fourth Proportional to 730,148.71, 1,095,223.78 and 190,404.55

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Solution

The fourth proportional to 730,148.71, 1,095,223.78 and 190,404.55 is: 285,607.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,148.71 : 1,095,223.78 = 190,404.55 : x
  2. Step 2: Convert to fraction form
    730,148.71/1,095,223.78 = 190,404.55/x
  3. Step 3: Cross multiply
    730,148.71x = 1,095,223.78 × 190,404.55
  4. Step 4: Simplify right side
    730,148.71x = 208,535,589,506.92
  5. Step 5: Solve for x
    x = 208,535,589,506.92/730,148.71
  6. Step 6: Final answer
    x = 285,607.01

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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.