Home / 401,450.04-602,097.30-381,468.60

Finding the Fourth Proportional to 401,450.04, 602,097.30 and 381,468.60

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Solution

The fourth proportional to 401,450.04, 602,097.30 and 381,468.60 is: 572,129.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,450.04 : 602,097.30 = 381,468.60 : x
  2. Step 2: Convert to fraction form
    401,450.04/602,097.30 = 381,468.60/x
  3. Step 3: Cross multiply
    401,450.04x = 602,097.30 × 381,468.60
  4. Step 4: Simplify right side
    401,450.04x = 229,681,214,094.78
  5. Step 5: Solve for x
    x = 229,681,214,094.78/401,450.04
  6. Step 6: Final answer
    x = 572,129.01

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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.