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Finding the Fourth Proportional to 590,545.32, 885,831.64 and 211,492.04

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Solution

The fourth proportional to 590,545.32, 885,831.64 and 211,492.04 is: 317,242.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,545.32 : 885,831.64 = 211,492.04 : x
  2. Step 2: Convert to fraction form
    590,545.32/885,831.64 = 211,492.04/x
  3. Step 3: Cross multiply
    590,545.32x = 885,831.64 × 211,492.04
  4. Step 4: Simplify right side
    590,545.32x = 187,346,340,640.15
  5. Step 5: Solve for x
    x = 187,346,340,640.15/590,545.32
  6. Step 6: Final answer
    x = 317,242.95

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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.