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Finding the Fourth Proportional to 589,032.90, 883,549.35 and 402,408.90

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Solution

The fourth proportional to 589,032.90, 883,549.35 and 402,408.90 is: 603,613.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,032.90 : 883,549.35 = 402,408.90 : x
  2. Step 2: Convert to fraction form
    589,032.90/883,549.35 = 402,408.90/x
  3. Step 3: Cross multiply
    589,032.90x = 883,549.35 × 402,408.90
  4. Step 4: Simplify right side
    589,032.90x = 355,548,122,029.22
  5. Step 5: Solve for x
    x = 355,548,122,029.22/589,032.90
  6. Step 6: Final answer
    x = 603,613.35

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Similar ratio
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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.