Home / 890,361.99-1,228,722.15-546,387.93

Finding the Fourth Proportional to 890,361.99, 1,228,722.15 and 546,387.93

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Solution

The fourth proportional to 890,361.99, 1,228,722.15 and 546,387.93 is: 754,029.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,361.99 : 1,228,722.15 = 546,387.93 : x
  2. Step 2: Convert to fraction form
    890,361.99/1,228,722.15 = 546,387.93/x
  3. Step 3: Cross multiply
    890,361.99x = 1,228,722.15 × 546,387.93
  4. Step 4: Simplify right side
    890,361.99x = 671,358,952,083.65
  5. Step 5: Solve for x
    x = 671,358,952,083.65/890,361.99
  6. Step 6: Final answer
    x = 754,029.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.