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Finding the Fourth Proportional to 958,548, 1,437,697.08 and 284,615.76

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Solution

The fourth proportional to 958,548, 1,437,697.08 and 284,615.76 is: 426,886.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,548 : 1,437,697.08 = 284,615.76 : x
  2. Step 2: Convert to fraction form
    958,548/1,437,697.08 = 284,615.76/x
  3. Step 3: Cross multiply
    958,548x = 1,437,697.08 × 284,615.76
  4. Step 4: Simplify right side
    958,548x = 409,191,247,073.98
  5. Step 5: Solve for x
    x = 409,191,247,073.98/958,548
  6. Step 6: Final answer
    x = 426,886.55

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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.