Home / 532,053.82-734,228.22-290,340.50

Finding the Fourth Proportional to 532,053.82, 734,228.22 and 290,340.50

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Solution

The fourth proportional to 532,053.82, 734,228.22 and 290,340.50 is: 400,666.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,053.82 : 734,228.22 = 290,340.50 : x
  2. Step 2: Convert to fraction form
    532,053.82/734,228.22 = 290,340.50/x
  3. Step 3: Cross multiply
    532,053.82x = 734,228.22 × 290,340.50
  4. Step 4: Simplify right side
    532,053.82x = 213,176,189,240.00
  5. Step 5: Solve for x
    x = 213,176,189,240.00/532,053.82
  6. Step 6: Final answer
    x = 400,666.59

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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.