Home / 610,218.02-915,285.99-210,864.26

Finding the Fourth Proportional to 610,218.02, 915,285.99 and 210,864.26

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Solution

The fourth proportional to 610,218.02, 915,285.99 and 210,864.26 is: 316,282.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,218.02 : 915,285.99 = 210,864.26 : x
  2. Step 2: Convert to fraction form
    610,218.02/915,285.99 = 210,864.26/x
  3. Step 3: Cross multiply
    610,218.02x = 915,285.99 × 210,864.26
  4. Step 4: Simplify right side
    610,218.02x = 193,001,102,969.72
  5. Step 5: Solve for x
    x = 193,001,102,969.72/610,218.02
  6. Step 6: Final answer
    x = 316,282.21

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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.