Home / 993,155.22-1,489,881.06-460,730.07

Finding the Fourth Proportional to 993,155.22, 1,489,881.06 and 460,730.07

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Solution

The fourth proportional to 993,155.22, 1,489,881.06 and 460,730.07 is: 691,163.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,155.22 : 1,489,881.06 = 460,730.07 : x
  2. Step 2: Convert to fraction form
    993,155.22/1,489,881.06 = 460,730.07/x
  3. Step 3: Cross multiply
    993,155.22x = 1,489,881.06 × 460,730.07
  4. Step 4: Simplify right side
    993,155.22x = 686,433,005,065.47
  5. Step 5: Solve for x
    x = 686,433,005,065.47/993,155.22
  6. Step 6: Final answer
    x = 691,163.87

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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.