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Finding the Fourth Proportional to 364,230.07, 546,012.29 and 127,443.58

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Solution

The fourth proportional to 364,230.07, 546,012.29 and 127,443.58 is: 191,048.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,230.07 : 546,012.29 = 127,443.58 : x
  2. Step 2: Convert to fraction form
    364,230.07/546,012.29 = 127,443.58/x
  3. Step 3: Cross multiply
    364,230.07x = 546,012.29 × 127,443.58
  4. Step 4: Simplify right side
    364,230.07x = 69,585,759,915.18
  5. Step 5: Solve for x
    x = 69,585,759,915.18/364,230.07
  6. Step 6: Final answer
    x = 191,048.92

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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.