Home / 840,278.63-1,159,598.33-458,305.41

Finding the Fourth Proportional to 840,278.63, 1,159,598.33 and 458,305.41

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Solution

The fourth proportional to 840,278.63, 1,159,598.33 and 458,305.41 is: 632,469.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,278.63 : 1,159,598.33 = 458,305.41 : x
  2. Step 2: Convert to fraction form
    840,278.63/1,159,598.33 = 458,305.41/x
  3. Step 3: Cross multiply
    840,278.63x = 1,159,598.33 × 458,305.41
  4. Step 4: Simplify right side
    840,278.63x = 531,450,185,318.84
  5. Step 5: Solve for x
    x = 531,450,185,318.84/840,278.63
  6. Step 6: Final answer
    x = 632,469.00

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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.