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Finding the Fourth Proportional to 707,122.02, 975,809.70 and 384,825.24

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Solution

The fourth proportional to 707,122.02, 975,809.70 and 384,825.24 is: 531,048.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,122.02 : 975,809.70 = 384,825.24 : x
  2. Step 2: Convert to fraction form
    707,122.02/975,809.70 = 384,825.24/x
  3. Step 3: Cross multiply
    707,122.02x = 975,809.70 × 384,825.24
  4. Step 4: Simplify right side
    707,122.02x = 375,516,201,996.83
  5. Step 5: Solve for x
    x = 375,516,201,996.83/707,122.02
  6. Step 6: Final answer
    x = 531,048.66

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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.