Home / 750,771.72-1,036,065.22-411,252.20

Finding the Fourth Proportional to 750,771.72, 1,036,065.22 and 411,252.20

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Solution

The fourth proportional to 750,771.72, 1,036,065.22 and 411,252.20 is: 567,528.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,771.72 : 1,036,065.22 = 411,252.20 : x
  2. Step 2: Convert to fraction form
    750,771.72/1,036,065.22 = 411,252.20/x
  3. Step 3: Cross multiply
    750,771.72x = 1,036,065.22 × 411,252.20
  4. Step 4: Simplify right side
    750,771.72x = 426,084,101,068.48
  5. Step 5: Solve for x
    x = 426,084,101,068.48/750,771.72
  6. Step 6: Final answer
    x = 567,528.17

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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.