Home / 490,023.59-734,051.23-223,417.36

Finding the Fourth Proportional to 490,023.59, 734,051.23 and 223,417.36

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Solution

The fourth proportional to 490,023.59, 734,051.23 and 223,417.36 is: 334,677.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,023.59 : 734,051.23 = 223,417.36 : x
  2. Step 2: Convert to fraction form
    490,023.59/734,051.23 = 223,417.36/x
  3. Step 3: Cross multiply
    490,023.59x = 734,051.23 × 223,417.36
  4. Step 4: Simplify right side
    490,023.59x = 163,999,785,517.68
  5. Step 5: Solve for x
    x = 163,999,785,517.68/490,023.59
  6. Step 6: Final answer
    x = 334,677.33

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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.