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Finding the Fourth Proportional to 798,361.69, 1,197,559.56 and 286,060.30

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Solution

The fourth proportional to 798,361.69, 1,197,559.56 and 286,060.30 is: 429,096.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,361.69 : 1,197,559.56 = 286,060.30 : x
  2. Step 2: Convert to fraction form
    798,361.69/1,197,559.56 = 286,060.30/x
  3. Step 3: Cross multiply
    798,361.69x = 1,197,559.56 × 286,060.30
  4. Step 4: Simplify right side
    798,361.69x = 342,574,247,001.47
  5. Step 5: Solve for x
    x = 342,574,247,001.47/798,361.69
  6. Step 6: Final answer
    x = 429,096.55

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Double scale
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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.