Home / 473,025.60-709,538.40-248,299.20

Finding the Fourth Proportional to 473,025.60, 709,538.40 and 248,299.20

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Solution

The fourth proportional to 473,025.60, 709,538.40 and 248,299.20 is: 372,448.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,025.60 : 709,538.40 = 248,299.20 : x
  2. Step 2: Convert to fraction form
    473,025.60/709,538.40 = 248,299.20/x
  3. Step 3: Cross multiply
    473,025.60x = 709,538.40 × 248,299.20
  4. Step 4: Simplify right side
    473,025.60x = 176,177,817,089.28
  5. Step 5: Solve for x
    x = 176,177,817,089.28/473,025.60
  6. Step 6: Final answer
    x = 372,448.80

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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.