Home / 684,640.10-1,026,983.57-235,357.13

Finding the Fourth Proportional to 684,640.10, 1,026,983.57 and 235,357.13

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Solution

The fourth proportional to 684,640.10, 1,026,983.57 and 235,357.13 is: 353,043.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,640.10 : 1,026,983.57 = 235,357.13 : x
  2. Step 2: Convert to fraction form
    684,640.10/1,026,983.57 = 235,357.13/x
  3. Step 3: Cross multiply
    684,640.10x = 1,026,983.57 × 235,357.13
  4. Step 4: Simplify right side
    684,640.10x = 241,707,899,280.65
  5. Step 5: Solve for x
    x = 241,707,899,280.65/684,640.10
  6. Step 6: Final answer
    x = 353,043.74

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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.