Home / 646,274.16-969,558.66-197,035.20

Finding the Fourth Proportional to 646,274.16, 969,558.66 and 197,035.20

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Solution

The fourth proportional to 646,274.16, 969,558.66 and 197,035.20 is: 295,597.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,274.16 : 969,558.66 = 197,035.20 : x
  2. Step 2: Convert to fraction form
    646,274.16/969,558.66 = 197,035.20/x
  3. Step 3: Cross multiply
    646,274.16x = 969,558.66 × 197,035.20
  4. Step 4: Simplify right side
    646,274.16x = 191,037,184,484.83
  5. Step 5: Solve for x
    x = 191,037,184,484.83/646,274.16
  6. Step 6: Final answer
    x = 295,597.75

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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.