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Finding the Fourth Proportional to 534,595.04, 737,461.20 and 330,580.88

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Solution

The fourth proportional to 534,595.04, 737,461.20 and 330,580.88 is: 456,028.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,595.04 : 737,461.20 = 330,580.88 : x
  2. Step 2: Convert to fraction form
    534,595.04/737,461.20 = 330,580.88/x
  3. Step 3: Cross multiply
    534,595.04x = 737,461.20 × 330,580.88
  4. Step 4: Simplify right side
    534,595.04x = 243,790,572,461.86
  5. Step 5: Solve for x
    x = 243,790,572,461.86/534,595.04
  6. Step 6: Final answer
    x = 456,028.50

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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.