Home / 369,264.15-553,562.10-256,998.15

Finding the Fourth Proportional to 369,264.15, 553,562.10 and 256,998.15

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Solution

The fourth proportional to 369,264.15, 553,562.10 and 256,998.15 is: 385,264.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,264.15 : 553,562.10 = 256,998.15 : x
  2. Step 2: Convert to fraction form
    369,264.15/553,562.10 = 256,998.15/x
  3. Step 3: Cross multiply
    369,264.15x = 553,562.10 × 256,998.15
  4. Step 4: Simplify right side
    369,264.15x = 142,264,435,610.12
  5. Step 5: Solve for x
    x = 142,264,435,610.12/369,264.15
  6. Step 6: Final answer
    x = 385,264.68

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1.5x scale

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.