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Finding the Fourth Proportional to 401,532.04, 601,114.72 and 351,709.45

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Solution

The fourth proportional to 401,532.04, 601,114.72 and 351,709.45 is: 526,527.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,532.04 : 601,114.72 = 351,709.45 : x
  2. Step 2: Convert to fraction form
    401,532.04/601,114.72 = 351,709.45/x
  3. Step 3: Cross multiply
    401,532.04x = 601,114.72 × 351,709.45
  4. Step 4: Simplify right side
    401,532.04x = 211,417,727,558.10
  5. Step 5: Solve for x
    x = 211,417,727,558.10/401,532.04
  6. Step 6: Final answer
    x = 526,527.67

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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.