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Finding the Fourth Proportional to 560,341.84, 840,518.48 and 160,981.60

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Solution

The fourth proportional to 560,341.84, 840,518.48 and 160,981.60 is: 241,474.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,341.84 : 840,518.48 = 160,981.60 : x
  2. Step 2: Convert to fraction form
    560,341.84/840,518.48 = 160,981.60/x
  3. Step 3: Cross multiply
    560,341.84x = 840,518.48 × 160,981.60
  4. Step 4: Simplify right side
    560,341.84x = 135,308,009,739.97
  5. Step 5: Solve for x
    x = 135,308,009,739.97/560,341.84
  6. Step 6: Final answer
    x = 241,474.04

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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.