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Finding the Fourth Proportional to 239,901.60, 359,852.40 and 236,402.40

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Solution

The fourth proportional to 239,901.60, 359,852.40 and 236,402.40 is: 354,603.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,901.60 : 359,852.40 = 236,402.40 : x
  2. Step 2: Convert to fraction form
    239,901.60/359,852.40 = 236,402.40/x
  3. Step 3: Cross multiply
    239,901.60x = 359,852.40 × 236,402.40
  4. Step 4: Simplify right side
    239,901.60x = 85,069,971,005.76
  5. Step 5: Solve for x
    x = 85,069,971,005.76/239,901.60
  6. Step 6: Final answer
    x = 354,603.60

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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.