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Finding the Fourth Proportional to 346,044, 477,569.88 and 195,170.16

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Solution

The fourth proportional to 346,044, 477,569.88 and 195,170.16 is: 269,351.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,044 : 477,569.88 = 195,170.16 : x
  2. Step 2: Convert to fraction form
    346,044/477,569.88 = 195,170.16/x
  3. Step 3: Cross multiply
    346,044x = 477,569.88 × 195,170.16
  4. Step 4: Simplify right side
    346,044x = 93,207,389,890.78
  5. Step 5: Solve for x
    x = 93,207,389,890.78/346,044
  6. Step 6: Final answer
    x = 269,351.27

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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.