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Finding the Fourth Proportional to 555,673.77, 833,510.66 and 134,946.81

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Solution

The fourth proportional to 555,673.77, 833,510.66 and 134,946.81 is: 202,420.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,673.77 : 833,510.66 = 134,946.81 : x
  2. Step 2: Convert to fraction form
    555,673.77/833,510.66 = 134,946.81/x
  3. Step 3: Cross multiply
    555,673.77x = 833,510.66 × 134,946.81
  4. Step 4: Simplify right side
    555,673.77x = 112,479,603,993.26
  5. Step 5: Solve for x
    x = 112,479,603,993.26/555,673.77
  6. Step 6: Final answer
    x = 202,420.22

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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.