Home / 310,946.54-429,217.02-183,622.64

Finding the Fourth Proportional to 310,946.54, 429,217.02 and 183,622.64

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Solution

The fourth proportional to 310,946.54, 429,217.02 and 183,622.64 is: 253,464.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,946.54 : 429,217.02 = 183,622.64 : x
  2. Step 2: Convert to fraction form
    310,946.54/429,217.02 = 183,622.64/x
  3. Step 3: Cross multiply
    310,946.54x = 429,217.02 × 183,622.64
  4. Step 4: Simplify right side
    310,946.54x = 78,813,962,345.33
  5. Step 5: Solve for x
    x = 78,813,962,345.33/310,946.54
  6. Step 6: Final answer
    x = 253,464.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.