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Finding the Fourth Proportional to 606,692.64, 909,330.48 and 456,450.32

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Solution

The fourth proportional to 606,692.64, 909,330.48 and 456,450.32 is: 684,142.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,692.64 : 909,330.48 = 456,450.32 : x
  2. Step 2: Convert to fraction form
    606,692.64/909,330.48 = 456,450.32/x
  3. Step 3: Cross multiply
    606,692.64x = 909,330.48 × 456,450.32
  4. Step 4: Simplify right side
    606,692.64x = 415,064,188,581.75
  5. Step 5: Solve for x
    x = 415,064,188,581.75/606,692.64
  6. Step 6: Final answer
    x = 684,142.45

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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.