Home / 336,938.79-505,239.15-112,220.22

Finding the Fourth Proportional to 336,938.79, 505,239.15 and 112,220.22

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Solution

The fourth proportional to 336,938.79, 505,239.15 and 112,220.22 is: 168,274.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,938.79 : 505,239.15 = 112,220.22 : x
  2. Step 2: Convert to fraction form
    336,938.79/505,239.15 = 112,220.22/x
  3. Step 3: Cross multiply
    336,938.79x = 505,239.15 × 112,220.22
  4. Step 4: Simplify right side
    336,938.79x = 56,698,048,565.61
  5. Step 5: Solve for x
    x = 56,698,048,565.61/336,938.79
  6. Step 6: Final answer
    x = 168,274.03

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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.