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Finding the Fourth Proportional to 364,043.10, 546,064.65 and 127,361.10

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Solution

The fourth proportional to 364,043.10, 546,064.65 and 127,361.10 is: 191,041.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,043.10 : 546,064.65 = 127,361.10 : x
  2. Step 2: Convert to fraction form
    364,043.10/546,064.65 = 127,361.10/x
  3. Step 3: Cross multiply
    364,043.10x = 546,064.65 × 127,361.10
  4. Step 4: Simplify right side
    364,043.10x = 69,547,394,495.12
  5. Step 5: Solve for x
    x = 69,547,394,495.12/364,043.10
  6. Step 6: Final answer
    x = 191,041.65

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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.