Home / 750,683.73-1,035,944.10-406,522.37

Finding the Fourth Proportional to 750,683.73, 1,035,944.10 and 406,522.37

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Solution

The fourth proportional to 750,683.73, 1,035,944.10 and 406,522.37 is: 561,001.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,683.73 : 1,035,944.10 = 406,522.37 : x
  2. Step 2: Convert to fraction form
    750,683.73/1,035,944.10 = 406,522.37/x
  3. Step 3: Cross multiply
    750,683.73x = 1,035,944.10 × 406,522.37
  4. Step 4: Simplify right side
    750,683.73x = 421,134,453,309.38
  5. Step 5: Solve for x
    x = 421,134,453,309.38/750,683.73
  6. Step 6: Final answer
    x = 561,001.17

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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.