Home / 736,838.78-1,016,835.93-414,549.09

Finding the Fourth Proportional to 736,838.78, 1,016,835.93 and 414,549.09

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Solution

The fourth proportional to 736,838.78, 1,016,835.93 and 414,549.09 is: 572,076.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,838.78 : 1,016,835.93 = 414,549.09 : x
  2. Step 2: Convert to fraction form
    736,838.78/1,016,835.93 = 414,549.09/x
  3. Step 3: Cross multiply
    736,838.78x = 1,016,835.93 × 414,549.09
  4. Step 4: Simplify right side
    736,838.78x = 421,528,409,460.80
  5. Step 5: Solve for x
    x = 421,528,409,460.80/736,838.78
  6. Step 6: Final answer
    x = 572,076.86

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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.