Home / 634,099.26-875,056.90-347,621.37

Finding the Fourth Proportional to 634,099.26, 875,056.90 and 347,621.37

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Solution

The fourth proportional to 634,099.26, 875,056.90 and 347,621.37 is: 479,717.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,099.26 : 875,056.90 = 347,621.37 : x
  2. Step 2: Convert to fraction form
    634,099.26/875,056.90 = 347,621.37/x
  3. Step 3: Cross multiply
    634,099.26x = 875,056.90 × 347,621.37
  4. Step 4: Simplify right side
    634,099.26x = 304,188,478,405.95
  5. Step 5: Solve for x
    x = 304,188,478,405.95/634,099.26
  6. Step 6: Final answer
    x = 479,717.45

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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.