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Finding the Fourth Proportional to 382,602.70, 573,904.05 and 341,268.40

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Solution

The fourth proportional to 382,602.70, 573,904.05 and 341,268.40 is: 511,902.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,602.70 : 573,904.05 = 341,268.40 : x
  2. Step 2: Convert to fraction form
    382,602.70/573,904.05 = 341,268.40/x
  3. Step 3: Cross multiply
    382,602.70x = 573,904.05 × 341,268.40
  4. Step 4: Simplify right side
    382,602.70x = 195,855,316,897.02
  5. Step 5: Solve for x
    x = 195,855,316,897.02/382,602.70
  6. Step 6: Final answer
    x = 511,902.60

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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.