Home / 867,006.48-1,196,441.91-479,798.60

Finding the Fourth Proportional to 867,006.48, 1,196,441.91 and 479,798.60

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Solution

The fourth proportional to 867,006.48, 1,196,441.91 and 479,798.60 is: 662,107.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,006.48 : 1,196,441.91 = 479,798.60 : x
  2. Step 2: Convert to fraction form
    867,006.48/1,196,441.91 = 479,798.60/x
  3. Step 3: Cross multiply
    867,006.48x = 1,196,441.91 × 479,798.60
  4. Step 4: Simplify right side
    867,006.48x = 574,051,147,417.12
  5. Step 5: Solve for x
    x = 574,051,147,417.12/867,006.48
  6. Step 6: Final answer
    x = 662,107.10

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1.5x scale

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.