Home / 899,192.51-1,240,870.98-491,285.58

Finding the Fourth Proportional to 899,192.51, 1,240,870.98 and 491,285.58

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Solution

The fourth proportional to 899,192.51, 1,240,870.98 and 491,285.58 is: 677,966.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,192.51 : 1,240,870.98 = 491,285.58 : x
  2. Step 2: Convert to fraction form
    899,192.51/1,240,870.98 = 491,285.58/x
  3. Step 3: Cross multiply
    899,192.51x = 1,240,870.98 × 491,285.58
  4. Step 4: Simplify right side
    899,192.51x = 609,622,019,114.47
  5. Step 5: Solve for x
    x = 609,622,019,114.47/899,192.51
  6. Step 6: Final answer
    x = 677,966.08

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