Home / 834,776.55-1,252,264.66-294,921.07

Finding the Fourth Proportional to 834,776.55, 1,252,264.66 and 294,921.07

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Solution

The fourth proportional to 834,776.55, 1,252,264.66 and 294,921.07 is: 442,416.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,776.55 : 1,252,264.66 = 294,921.07 : x
  2. Step 2: Convert to fraction form
    834,776.55/1,252,264.66 = 294,921.07/x
  3. Step 3: Cross multiply
    834,776.55x = 1,252,264.66 × 294,921.07
  4. Step 4: Simplify right side
    834,776.55x = 369,319,229,582.42
  5. Step 5: Solve for x
    x = 369,319,229,582.42/834,776.55
  6. Step 6: Final answer
    x = 442,416.87

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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.