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Finding the Fourth Proportional to 346,365.59, 477,959.33 and 201,105.05

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Solution

The fourth proportional to 346,365.59, 477,959.33 and 201,105.05 is: 277,510.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,365.59 : 477,959.33 = 201,105.05 : x
  2. Step 2: Convert to fraction form
    346,365.59/477,959.33 = 201,105.05/x
  3. Step 3: Cross multiply
    346,365.59x = 477,959.33 × 201,105.05
  4. Step 4: Simplify right side
    346,365.59x = 96,120,033,070.58
  5. Step 5: Solve for x
    x = 96,120,033,070.58/346,365.59
  6. Step 6: Final answer
    x = 277,510.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.