Home / 750,556.04-1,035,767.82-406,392.20

Finding the Fourth Proportional to 750,556.04, 1,035,767.82 and 406,392.20

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Solution

The fourth proportional to 750,556.04, 1,035,767.82 and 406,392.20 is: 560,821.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,556.04 : 1,035,767.82 = 406,392.20 : x
  2. Step 2: Convert to fraction form
    750,556.04/1,035,767.82 = 406,392.20/x
  3. Step 3: Cross multiply
    750,556.04x = 1,035,767.82 × 406,392.20
  4. Step 4: Simplify right side
    750,556.04x = 420,927,963,059.00
  5. Step 5: Solve for x
    x = 420,927,963,059.00/750,556.04
  6. Step 6: Final answer
    x = 560,821.50

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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.