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Finding the Fourth Proportional to 302,076.80, 452,726.40 and 183,622.40

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Solution

The fourth proportional to 302,076.80, 452,726.40 and 183,622.40 is: 275,197.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,076.80 : 452,726.40 = 183,622.40 : x
  2. Step 2: Convert to fraction form
    302,076.80/452,726.40 = 183,622.40/x
  3. Step 3: Cross multiply
    302,076.80x = 452,726.40 × 183,622.40
  4. Step 4: Simplify right side
    302,076.80x = 83,130,708,111.36
  5. Step 5: Solve for x
    x = 83,130,708,111.36/302,076.80
  6. Step 6: Final answer
    x = 275,197.26

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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.