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Finding the Fourth Proportional to 575,361.54, 794,003.10 and 317,248.20

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Solution

The fourth proportional to 575,361.54, 794,003.10 and 317,248.20 is: 437,804.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,361.54 : 794,003.10 = 317,248.20 : x
  2. Step 2: Convert to fraction form
    575,361.54/794,003.10 = 317,248.20/x
  3. Step 3: Cross multiply
    575,361.54x = 794,003.10 × 317,248.20
  4. Step 4: Simplify right side
    575,361.54x = 251,896,054,269.42
  5. Step 5: Solve for x
    x = 251,896,054,269.42/575,361.54
  6. Step 6: Final answer
    x = 437,804.82

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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.