Home / 750,858.35-1,036,210.38-411,326.60

Finding the Fourth Proportional to 750,858.35, 1,036,210.38 and 411,326.60

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Solution

The fourth proportional to 750,858.35, 1,036,210.38 and 411,326.60 is: 567,644.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,858.35 : 1,036,210.38 = 411,326.60 : x
  2. Step 2: Convert to fraction form
    750,858.35/1,036,210.38 = 411,326.60/x
  3. Step 3: Cross multiply
    750,858.35x = 1,036,210.38 × 411,326.60
  4. Step 4: Simplify right side
    750,858.35x = 426,220,892,490.11
  5. Step 5: Solve for x
    x = 426,220,892,490.11/750,858.35
  6. Step 6: Final answer
    x = 567,644.87

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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.