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Finding the Fourth Proportional to 301,664.80, 452,108.40 and 183,210.40

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Solution

The fourth proportional to 301,664.80, 452,108.40 and 183,210.40 is: 274,579.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,664.80 : 452,108.40 = 183,210.40 : x
  2. Step 2: Convert to fraction form
    301,664.80/452,108.40 = 183,210.40/x
  3. Step 3: Cross multiply
    301,664.80x = 452,108.40 × 183,210.40
  4. Step 4: Simplify right side
    301,664.80x = 82,830,960,807.36
  5. Step 5: Solve for x
    x = 82,830,960,807.36/301,664.80
  6. Step 6: Final answer
    x = 274,579.47

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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.