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Finding the Fourth Proportional to 532,573.44, 734,956.32 and 303,119.46

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Solution

The fourth proportional to 532,573.44, 734,956.32 and 303,119.46 is: 418,307.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,573.44 : 734,956.32 = 303,119.46 : x
  2. Step 2: Convert to fraction form
    532,573.44/734,956.32 = 303,119.46/x
  3. Step 3: Cross multiply
    532,573.44x = 734,956.32 × 303,119.46
  4. Step 4: Simplify right side
    532,573.44x = 222,779,562,841.99
  5. Step 5: Solve for x
    x = 222,779,562,841.99/532,573.44
  6. Step 6: Final answer
    x = 418,307.69

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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.