Home / 481,330.42-719,070.34-311,466.94

Finding the Fourth Proportional to 481,330.42, 719,070.34 and 311,466.94

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Solution

The fourth proportional to 481,330.42, 719,070.34 and 311,466.94 is: 465,307.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,330.42 : 719,070.34 = 311,466.94 : x
  2. Step 2: Convert to fraction form
    481,330.42/719,070.34 = 311,466.94/x
  3. Step 3: Cross multiply
    481,330.42x = 719,070.34 × 311,466.94
  4. Step 4: Simplify right side
    481,330.42x = 223,966,638,444.56
  5. Step 5: Solve for x
    x = 223,966,638,444.56/481,330.42
  6. Step 6: Final answer
    x = 465,307.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.