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Finding the Fourth Proportional to 546,226.56, 753,365.34 and 355,300.92

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Solution

The fourth proportional to 546,226.56, 753,365.34 and 355,300.92 is: 490,037.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,226.56 : 753,365.34 = 355,300.92 : x
  2. Step 2: Convert to fraction form
    546,226.56/753,365.34 = 355,300.92/x
  3. Step 3: Cross multiply
    546,226.56x = 753,365.34 × 355,300.92
  4. Step 4: Simplify right side
    546,226.56x = 267,671,398,398.11
  5. Step 5: Solve for x
    x = 267,671,398,398.11/546,226.56
  6. Step 6: Final answer
    x = 490,037.32

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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.