Home / 997,644.51-1,496,688.03-287,617.14

Finding the Fourth Proportional to 997,644.51, 1,496,688.03 and 287,617.14

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Solution

The fourth proportional to 997,644.51, 1,496,688.03 and 287,617.14 is: 431,489.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,644.51 : 1,496,688.03 = 287,617.14 : x
  2. Step 2: Convert to fraction form
    997,644.51/1,496,688.03 = 287,617.14/x
  3. Step 3: Cross multiply
    997,644.51x = 1,496,688.03 × 287,617.14
  4. Step 4: Simplify right side
    997,644.51x = 430,473,130,660.83
  5. Step 5: Solve for x
    x = 430,473,130,660.83/997,644.51
  6. Step 6: Final answer
    x = 431,489.50

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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.