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Finding the Fourth Proportional to 346,159.02, 477,699.18 and 195,256.02

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Solution

The fourth proportional to 346,159.02, 477,699.18 and 195,256.02 is: 269,453.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,159.02 : 477,699.18 = 195,256.02 : x
  2. Step 2: Convert to fraction form
    346,159.02/477,699.18 = 195,256.02/x
  3. Step 3: Cross multiply
    346,159.02x = 477,699.18 × 195,256.02
  4. Step 4: Simplify right side
    346,159.02x = 93,273,640,644.06
  5. Step 5: Solve for x
    x = 93,273,640,644.06/346,159.02
  6. Step 6: Final answer
    x = 269,453.16

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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.