Home / 406,094.04-609,244.74-121,783.50

Finding the Fourth Proportional to 406,094.04, 609,244.74 and 121,783.50

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Solution

The fourth proportional to 406,094.04, 609,244.74 and 121,783.50 is: 182,706.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,094.04 : 609,244.74 = 121,783.50 : x
  2. Step 2: Convert to fraction form
    406,094.04/609,244.74 = 121,783.50/x
  3. Step 3: Cross multiply
    406,094.04x = 609,244.74 × 121,783.50
  4. Step 4: Simplify right side
    406,094.04x = 74,195,956,793.79
  5. Step 5: Solve for x
    x = 74,195,956,793.79/406,094.04
  6. Step 6: Final answer
    x = 182,706.34

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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.