Home / 750,842.15-1,036,175.42-411,288.35

Finding the Fourth Proportional to 750,842.15, 1,036,175.42 and 411,288.35

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Solution

The fourth proportional to 750,842.15, 1,036,175.42 and 411,288.35 is: 567,585.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,842.15 : 1,036,175.42 = 411,288.35 : x
  2. Step 2: Convert to fraction form
    750,842.15/1,036,175.42 = 411,288.35/x
  3. Step 3: Cross multiply
    750,842.15x = 1,036,175.42 × 411,288.35
  4. Step 4: Simplify right side
    750,842.15x = 426,166,878,802.36
  5. Step 5: Solve for x
    x = 426,166,878,802.36/750,842.15
  6. Step 6: Final answer
    x = 567,585.18

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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.