Home / 750,837.90-1,036,169.55-411,284.10

Finding the Fourth Proportional to 750,837.90, 1,036,169.55 and 411,284.10

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Solution

The fourth proportional to 750,837.90, 1,036,169.55 and 411,284.10 is: 567,579.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,837.90 : 1,036,169.55 = 411,284.10 : x
  2. Step 2: Convert to fraction form
    750,837.90/1,036,169.55 = 411,284.10/x
  3. Step 3: Cross multiply
    750,837.90x = 1,036,169.55 × 411,284.10
  4. Step 4: Simplify right side
    750,837.90x = 426,160,060,819.16
  5. Step 5: Solve for x
    x = 426,160,060,819.16/750,837.90
  6. Step 6: Final answer
    x = 567,579.31

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1.5x scale

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.