Home / 736,621.56-1,104,927.45-189,513.12

Finding the Fourth Proportional to 736,621.56, 1,104,927.45 and 189,513.12

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Solution

The fourth proportional to 736,621.56, 1,104,927.45 and 189,513.12 is: 284,268.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,621.56 : 1,104,927.45 = 189,513.12 : x
  2. Step 2: Convert to fraction form
    736,621.56/1,104,927.45 = 189,513.12/x
  3. Step 3: Cross multiply
    736,621.56x = 1,104,927.45 × 189,513.12
  4. Step 4: Simplify right side
    736,621.56x = 209,398,248,423.14
  5. Step 5: Solve for x
    x = 209,398,248,423.14/736,621.56
  6. Step 6: Final answer
    x = 284,268.42

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1.5x scale

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.