Home / 290,351.04-400,681.44-163,023.68

Finding the Fourth Proportional to 290,351.04, 400,681.44 and 163,023.68

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Solution

The fourth proportional to 290,351.04, 400,681.44 and 163,023.68 is: 224,971.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,351.04 : 400,681.44 = 163,023.68 : x
  2. Step 2: Convert to fraction form
    290,351.04/400,681.44 = 163,023.68/x
  3. Step 3: Cross multiply
    290,351.04x = 400,681.44 × 163,023.68
  4. Step 4: Simplify right side
    290,351.04x = 65,320,562,856.50
  5. Step 5: Solve for x
    x = 65,320,562,856.50/290,351.04
  6. Step 6: Final answer
    x = 224,971.00

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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.