Home / 750,838.90-1,036,170.93-411,285.10

Finding the Fourth Proportional to 750,838.90, 1,036,170.93 and 411,285.10

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Solution

The fourth proportional to 750,838.90, 1,036,170.93 and 411,285.10 is: 567,580.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,838.90 : 1,036,170.93 = 411,285.10 : x
  2. Step 2: Convert to fraction form
    750,838.90/1,036,170.93 = 411,285.10/x
  3. Step 3: Cross multiply
    750,838.90x = 1,036,170.93 × 411,285.10
  4. Step 4: Simplify right side
    750,838.90x = 426,161,664,562.14
  5. Step 5: Solve for x
    x = 426,161,664,562.14/750,838.90
  6. Step 6: Final answer
    x = 567,580.69

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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.