Home / 564,274.37-845,966.23-279,768.76

Finding the Fourth Proportional to 564,274.37, 845,966.23 and 279,768.76

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Solution

The fourth proportional to 564,274.37, 845,966.23 and 279,768.76 is: 419,432.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,274.37 : 845,966.23 = 279,768.76 : x
  2. Step 2: Convert to fraction form
    564,274.37/845,966.23 = 279,768.76/x
  3. Step 3: Cross multiply
    564,274.37x = 845,966.23 × 279,768.76
  4. Step 4: Simplify right side
    564,274.37x = 236,674,920,354.64
  5. Step 5: Solve for x
    x = 236,674,920,354.64/564,274.37
  6. Step 6: Final answer
    x = 419,432.34

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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.