Home / 893,232.75-1,339,095.87-387,412.77

Finding the Fourth Proportional to 893,232.75, 1,339,095.87 and 387,412.77

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Solution

The fourth proportional to 893,232.75, 1,339,095.87 and 387,412.77 is: 580,792.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,232.75 : 1,339,095.87 = 387,412.77 : x
  2. Step 2: Convert to fraction form
    893,232.75/1,339,095.87 = 387,412.77/x
  3. Step 3: Cross multiply
    893,232.75x = 1,339,095.87 × 387,412.77
  4. Step 4: Simplify right side
    893,232.75x = 518,782,838,355.20
  5. Step 5: Solve for x
    x = 518,782,838,355.20/893,232.75
  6. Step 6: Final answer
    x = 580,792.45

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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.