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Finding the Fourth Proportional to 424,308.96, 585,526.32 and 233,330.40

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Solution

The fourth proportional to 424,308.96, 585,526.32 and 233,330.40 is: 321,984.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,308.96 : 585,526.32 = 233,330.40 : x
  2. Step 2: Convert to fraction form
    424,308.96/585,526.32 = 233,330.40/x
  3. Step 3: Cross multiply
    424,308.96x = 585,526.32 × 233,330.40
  4. Step 4: Simplify right side
    424,308.96x = 136,621,090,456.13
  5. Step 5: Solve for x
    x = 136,621,090,456.13/424,308.96
  6. Step 6: Final answer
    x = 321,984.93

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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.