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Finding the Fourth Proportional to 341,681.04, 470,752.56 and 238,219.20

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Solution

The fourth proportional to 341,681.04, 470,752.56 and 238,219.20 is: 328,207.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,681.04 : 470,752.56 = 238,219.20 : x
  2. Step 2: Convert to fraction form
    341,681.04/470,752.56 = 238,219.20/x
  3. Step 3: Cross multiply
    341,681.04x = 470,752.56 × 238,219.20
  4. Step 4: Simplify right side
    341,681.04x = 112,142,298,241.15
  5. Step 5: Solve for x
    x = 112,142,298,241.15/341,681.04
  6. Step 6: Final answer
    x = 328,207.55

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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.