Home / 611,699.46-917,928.06-355,652.52

Finding the Fourth Proportional to 611,699.46, 917,928.06 and 355,652.52

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Solution

The fourth proportional to 611,699.46, 917,928.06 and 355,652.52 is: 533,699.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,699.46 : 917,928.06 = 355,652.52 : x
  2. Step 2: Convert to fraction form
    611,699.46/917,928.06 = 355,652.52/x
  3. Step 3: Cross multiply
    611,699.46x = 917,928.06 × 355,652.52
  4. Step 4: Simplify right side
    611,699.46x = 326,463,427,717.71
  5. Step 5: Solve for x
    x = 326,463,427,717.71/611,699.46
  6. Step 6: Final answer
    x = 533,699.06

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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.