Home / 552,512.47-828,686.69-153,111.60

Finding the Fourth Proportional to 552,512.47, 828,686.69 and 153,111.60

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Solution

The fourth proportional to 552,512.47, 828,686.69 and 153,111.60 is: 229,644.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,512.47 : 828,686.69 = 153,111.60 : x
  2. Step 2: Convert to fraction form
    552,512.47/828,686.69 = 153,111.60/x
  3. Step 3: Cross multiply
    552,512.47x = 828,686.69 × 153,111.60
  4. Step 4: Simplify right side
    552,512.47x = 126,881,545,004.60
  5. Step 5: Solve for x
    x = 126,881,545,004.60/552,512.47
  6. Step 6: Final answer
    x = 229,644.67

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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.