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Finding the Fourth Proportional to 574,907.23, 792,521.31 and 368,153.74

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Solution

The fourth proportional to 574,907.23, 792,521.31 and 368,153.74 is: 507,507.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,907.23 : 792,521.31 = 368,153.74 : x
  2. Step 2: Convert to fraction form
    574,907.23/792,521.31 = 368,153.74/x
  3. Step 3: Cross multiply
    574,907.23x = 792,521.31 × 368,153.74
  4. Step 4: Simplify right side
    574,907.23x = 291,769,684,306.20
  5. Step 5: Solve for x
    x = 291,769,684,306.20/574,907.23
  6. Step 6: Final answer
    x = 507,507.42

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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.