Home / 922,497.80-1,383,617.10-291,475.40

Finding the Fourth Proportional to 922,497.80, 1,383,617.10 and 291,475.40

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Solution

The fourth proportional to 922,497.80, 1,383,617.10 and 291,475.40 is: 437,172.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,497.80 : 1,383,617.10 = 291,475.40 : x
  2. Step 2: Convert to fraction form
    922,497.80/1,383,617.10 = 291,475.40/x
  3. Step 3: Cross multiply
    922,497.80x = 1,383,617.10 × 291,475.40
  4. Step 4: Simplify right side
    922,497.80x = 403,290,347,669.34
  5. Step 5: Solve for x
    x = 403,290,347,669.34/922,497.80
  6. Step 6: Final answer
    x = 437,172.15

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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.