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Finding the Fourth Proportional to 556,202.28, 767,564.46 and 301,554.12

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Solution

The fourth proportional to 556,202.28, 767,564.46 and 301,554.12 is: 416,147.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,202.28 : 767,564.46 = 301,554.12 : x
  2. Step 2: Convert to fraction form
    556,202.28/767,564.46 = 301,554.12/x
  3. Step 3: Cross multiply
    556,202.28x = 767,564.46 × 301,554.12
  4. Step 4: Simplify right side
    556,202.28x = 231,462,225,278.58
  5. Step 5: Solve for x
    x = 231,462,225,278.58/556,202.28
  6. Step 6: Final answer
    x = 416,147.57

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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.