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Finding the Fourth Proportional to 604,864.68, 907,648.54 and 335,020.20

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Solution

The fourth proportional to 604,864.68, 907,648.54 and 335,020.20 is: 502,725.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,864.68 : 907,648.54 = 335,020.20 : x
  2. Step 2: Convert to fraction form
    604,864.68/907,648.54 = 335,020.20/x
  3. Step 3: Cross multiply
    604,864.68x = 907,648.54 × 335,020.20
  4. Step 4: Simplify right side
    604,864.68x = 304,080,595,400.51
  5. Step 5: Solve for x
    x = 304,080,595,400.51/604,864.68
  6. Step 6: Final answer
    x = 502,725.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.