Home / 997,516.51-1,496,485.02-323,545.38

Finding the Fourth Proportional to 997,516.51, 1,496,485.02 and 323,545.38

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Solution

The fourth proportional to 997,516.51, 1,496,485.02 and 323,545.38 is: 485,386.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,516.51 : 1,496,485.02 = 323,545.38 : x
  2. Step 2: Convert to fraction form
    997,516.51/1,496,485.02 = 323,545.38/x
  3. Step 3: Cross multiply
    997,516.51x = 1,496,485.02 × 323,545.38
  4. Step 4: Simplify right side
    997,516.51x = 484,180,806,977.78
  5. Step 5: Solve for x
    x = 484,180,806,977.78/997,516.51
  6. Step 6: Final answer
    x = 485,386.26

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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.