Home / 480,327.24-662,877.23-276,409.20

Finding the Fourth Proportional to 480,327.24, 662,877.23 and 276,409.20

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Solution

The fourth proportional to 480,327.24, 662,877.23 and 276,409.20 is: 381,459.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,327.24 : 662,877.23 = 276,409.20 : x
  2. Step 2: Convert to fraction form
    480,327.24/662,877.23 = 276,409.20/x
  3. Step 3: Cross multiply
    480,327.24x = 662,877.23 × 276,409.20
  4. Step 4: Simplify right side
    480,327.24x = 183,225,363,460.47
  5. Step 5: Solve for x
    x = 183,225,363,460.47/480,327.24
  6. Step 6: Final answer
    x = 381,459.45

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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.