Home / 867,340.70-1,301,237.85-334,879.10

Finding the Fourth Proportional to 867,340.70, 1,301,237.85 and 334,879.10

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Solution

The fourth proportional to 867,340.70, 1,301,237.85 and 334,879.10 is: 502,406.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,340.70 : 1,301,237.85 = 334,879.10 : x
  2. Step 2: Convert to fraction form
    867,340.70/1,301,237.85 = 334,879.10/x
  3. Step 3: Cross multiply
    867,340.70x = 1,301,237.85 × 334,879.10
  4. Step 4: Simplify right side
    867,340.70x = 435,757,360,093.94
  5. Step 5: Solve for x
    x = 435,757,360,093.94/867,340.70
  6. Step 6: Final answer
    x = 502,406.22

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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.