Home / 750,908.73-1,036,255.08-406,748.41

Finding the Fourth Proportional to 750,908.73, 1,036,255.08 and 406,748.41

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Solution

The fourth proportional to 750,908.73, 1,036,255.08 and 406,748.41 is: 561,313.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,908.73 : 1,036,255.08 = 406,748.41 : x
  2. Step 2: Convert to fraction form
    750,908.73/1,036,255.08 = 406,748.41/x
  3. Step 3: Cross multiply
    750,908.73x = 1,036,255.08 × 406,748.41
  4. Step 4: Simplify right side
    750,908.73x = 421,495,106,144.42
  5. Step 5: Solve for x
    x = 421,495,106,144.42/750,908.73
  6. Step 6: Final answer
    x = 561,313.37

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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.