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Finding the Fourth Proportional to 574,822.02, 793,216.44 and 345,242.90

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Solution

The fourth proportional to 574,822.02, 793,216.44 and 345,242.90 is: 476,412.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,822.02 : 793,216.44 = 345,242.90 : x
  2. Step 2: Convert to fraction form
    574,822.02/793,216.44 = 345,242.90/x
  3. Step 3: Cross multiply
    574,822.02x = 793,216.44 × 345,242.90
  4. Step 4: Simplify right side
    574,822.02x = 273,852,341,328.64
  5. Step 5: Solve for x
    x = 273,852,341,328.64/574,822.02
  6. Step 6: Final answer
    x = 476,412.40

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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.