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Finding the Fourth Proportional to 607,154.96, 910,651.80 and 180,683.12

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Solution

The fourth proportional to 607,154.96, 910,651.80 and 180,683.12 is: 271,000.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,154.96 : 910,651.80 = 180,683.12 : x
  2. Step 2: Convert to fraction form
    607,154.96/910,651.80 = 180,683.12/x
  3. Step 3: Cross multiply
    607,154.96x = 910,651.80 × 180,683.12
  4. Step 4: Simplify right side
    607,154.96x = 164,539,408,457.62
  5. Step 5: Solve for x
    x = 164,539,408,457.62/607,154.96
  6. Step 6: Final answer
    x = 271,000.68

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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.