Home / 726,977.52-1,090,638.72-228,341.52

Finding the Fourth Proportional to 726,977.52, 1,090,638.72 and 228,341.52

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Solution

The fourth proportional to 726,977.52, 1,090,638.72 and 228,341.52 is: 342,566.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,977.52 : 1,090,638.72 = 228,341.52 : x
  2. Step 2: Convert to fraction form
    726,977.52/1,090,638.72 = 228,341.52/x
  3. Step 3: Cross multiply
    726,977.52x = 1,090,638.72 × 228,341.52
  4. Step 4: Simplify right side
    726,977.52x = 249,038,103,095.65
  5. Step 5: Solve for x
    x = 249,038,103,095.65/726,977.52
  6. Step 6: Final answer
    x = 342,566.44

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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.