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Finding the Fourth Proportional to 341,330.55, 511,706.64 and 141,526.23

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Solution

The fourth proportional to 341,330.55, 511,706.64 and 141,526.23 is: 212,169.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,330.55 : 511,706.64 = 141,526.23 : x
  2. Step 2: Convert to fraction form
    341,330.55/511,706.64 = 141,526.23/x
  3. Step 3: Cross multiply
    341,330.55x = 511,706.64 × 141,526.23
  4. Step 4: Simplify right side
    341,330.55x = 72,419,911,625.17
  5. Step 5: Solve for x
    x = 72,419,911,625.17/341,330.55
  6. Step 6: Final answer
    x = 212,169.44

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1.5x scale

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.