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Finding the Fourth Proportional to 750,958.04, 1,036,347 and 411,448.16

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Solution

The fourth proportional to 750,958.04, 1,036,347 and 411,448.16 is: 567,812.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,958.04 : 1,036,347 = 411,448.16 : x
  2. Step 2: Convert to fraction form
    750,958.04/1,036,347 = 411,448.16/x
  3. Step 3: Cross multiply
    750,958.04x = 1,036,347 × 411,448.16
  4. Step 4: Simplify right side
    750,958.04x = 426,403,066,271.52
  5. Step 5: Solve for x
    x = 426,403,066,271.52/750,958.04
  6. Step 6: Final answer
    x = 567,812.11

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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.