Home / 669,312.30-1,004,367.37-242,881.40

Finding the Fourth Proportional to 669,312.30, 1,004,367.37 and 242,881.40

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Solution

The fourth proportional to 669,312.30, 1,004,367.37 and 242,881.40 is: 364,466.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,312.30 : 1,004,367.37 = 242,881.40 : x
  2. Step 2: Convert to fraction form
    669,312.30/1,004,367.37 = 242,881.40/x
  3. Step 3: Cross multiply
    669,312.30x = 1,004,367.37 × 242,881.40
  4. Step 4: Simplify right side
    669,312.30x = 243,942,151,725.51
  5. Step 5: Solve for x
    x = 243,942,151,725.51/669,312.30
  6. Step 6: Final answer
    x = 364,466.86

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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.