Home / 1,088,263.70-1,632,393.46-289,545.23

Finding the Fourth Proportional to 1,088,263.70, 1,632,393.46 and 289,545.23

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Solution

The fourth proportional to 1,088,263.70, 1,632,393.46 and 289,545.23 is: 434,317.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,263.70 : 1,632,393.46 = 289,545.23 : x
  2. Step 2: Convert to fraction form
    1,088,263.70/1,632,393.46 = 289,545.23/x
  3. Step 3: Cross multiply
    1,088,263.70x = 1,632,393.46 × 289,545.23
  4. Step 4: Simplify right side
    1,088,263.70x = 472,651,742,640.42
  5. Step 5: Solve for x
    x = 472,651,742,640.42/1,088,263.70
  6. Step 6: Final answer
    x = 434,317.29

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Double scale
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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.