Home / 867,752.87-1,301,130.91-462,446.08

Finding the Fourth Proportional to 867,752.87, 1,301,130.91 and 462,446.08

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Solution

The fourth proportional to 867,752.87, 1,301,130.91 and 462,446.08 is: 693,403.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,752.87 : 1,301,130.91 = 462,446.08 : x
  2. Step 2: Convert to fraction form
    867,752.87/1,301,130.91 = 462,446.08/x
  3. Step 3: Cross multiply
    867,752.87x = 1,301,130.91 × 462,446.08
  4. Step 4: Simplify right side
    867,752.87x = 601,702,886,221.56
  5. Step 5: Solve for x
    x = 601,702,886,221.56/867,752.87
  6. Step 6: Final answer
    x = 693,403.51

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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.