Home / 997,516.76-1,496,485.40-323,545.63

Finding the Fourth Proportional to 997,516.76, 1,496,485.40 and 323,545.63

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Solution

The fourth proportional to 997,516.76, 1,496,485.40 and 323,545.63 is: 485,386.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,516.76 : 1,496,485.40 = 323,545.63 : x
  2. Step 2: Convert to fraction form
    997,516.76/1,496,485.40 = 323,545.63/x
  3. Step 3: Cross multiply
    997,516.76x = 1,496,485.40 × 323,545.63
  4. Step 4: Simplify right side
    997,516.76x = 484,181,302,428.65
  5. Step 5: Solve for x
    x = 484,181,302,428.65/997,516.76
  6. Step 6: Final answer
    x = 485,386.64

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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.