Home / 1,088,339.35-1,632,545.90-289,621.66

Finding the Fourth Proportional to 1,088,339.35, 1,632,545.90 and 289,621.66

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Solution

The fourth proportional to 1,088,339.35, 1,632,545.90 and 289,621.66 is: 434,442.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,339.35 : 1,632,545.90 = 289,621.66 : x
  2. Step 2: Convert to fraction form
    1,088,339.35/1,632,545.90 = 289,621.66/x
  3. Step 3: Cross multiply
    1,088,339.35x = 1,632,545.90 × 289,621.66
  4. Step 4: Simplify right side
    1,088,339.35x = 472,820,653,584.19
  5. Step 5: Solve for x
    x = 472,820,653,584.19/1,088,339.35
  6. Step 6: Final answer
    x = 434,442.30

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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.