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Finding the Fourth Proportional to 535,157.46, 802,870.07 and 377,693.46

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Solution

The fourth proportional to 535,157.46, 802,870.07 and 377,693.46 is: 566,634.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,157.46 : 802,870.07 = 377,693.46 : x
  2. Step 2: Convert to fraction form
    535,157.46/802,870.07 = 377,693.46/x
  3. Step 3: Cross multiply
    535,157.46x = 802,870.07 × 377,693.46
  4. Step 4: Simplify right side
    535,157.46x = 303,238,772,780.28
  5. Step 5: Solve for x
    x = 303,238,772,780.28/535,157.46
  6. Step 6: Final answer
    x = 566,634.67

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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.