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Finding the Fourth Proportional to 607,312.40, 910,794.44 and 180,830.40

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Solution

The fourth proportional to 607,312.40, 910,794.44 and 180,830.40 is: 271,193.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,312.40 : 910,794.44 = 180,830.40 : x
  2. Step 2: Convert to fraction form
    607,312.40/910,794.44 = 180,830.40/x
  3. Step 3: Cross multiply
    607,312.40x = 910,794.44 × 180,830.40
  4. Step 4: Simplify right side
    607,312.40x = 164,699,322,902.98
  5. Step 5: Solve for x
    x = 164,699,322,902.98/607,312.40
  6. Step 6: Final answer
    x = 271,193.74

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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.