Home / 765,666.63-1,148,666.27-233,173.98

Finding the Fourth Proportional to 765,666.63, 1,148,666.27 and 233,173.98

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Solution

The fourth proportional to 765,666.63, 1,148,666.27 and 233,173.98 is: 349,811.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,666.63 : 1,148,666.27 = 233,173.98 : x
  2. Step 2: Convert to fraction form
    765,666.63/1,148,666.27 = 233,173.98/x
  3. Step 3: Cross multiply
    765,666.63x = 1,148,666.27 × 233,173.98
  4. Step 4: Simplify right side
    765,666.63x = 267,839,084,701.79
  5. Step 5: Solve for x
    x = 267,839,084,701.79/765,666.63
  6. Step 6: Final answer
    x = 349,811.62

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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.