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Finding the Fourth Proportional to 560,651.32, 774,099.30 and 346,082.68

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Solution

The fourth proportional to 560,651.32, 774,099.30 and 346,082.68 is: 477,841.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,651.32 : 774,099.30 = 346,082.68 : x
  2. Step 2: Convert to fraction form
    560,651.32/774,099.30 = 346,082.68/x
  3. Step 3: Cross multiply
    560,651.32x = 774,099.30 × 346,082.68
  4. Step 4: Simplify right side
    560,651.32x = 267,902,360,330.12
  5. Step 5: Solve for x
    x = 267,902,360,330.12/560,651.32
  6. Step 6: Final answer
    x = 477,841.31

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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.