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Finding the Fourth Proportional to 736,692.60, 1,104,002.10 and 545,662.20

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Solution

The fourth proportional to 736,692.60, 1,104,002.10 and 545,662.20 is: 817,725.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,692.60 : 1,104,002.10 = 545,662.20 : x
  2. Step 2: Convert to fraction form
    736,692.60/1,104,002.10 = 545,662.20/x
  3. Step 3: Cross multiply
    736,692.60x = 1,104,002.10 × 545,662.20
  4. Step 4: Simplify right side
    736,692.60x = 602,412,214,690.62
  5. Step 5: Solve for x
    x = 602,412,214,690.62/736,692.60
  6. Step 6: Final answer
    x = 817,725.35

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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.