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Finding the Fourth Proportional to 480,294.51, 662,807.48 and 262,506.67

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Solution

The fourth proportional to 480,294.51, 662,807.48 and 262,506.67 is: 362,259.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,294.51 : 662,807.48 = 262,506.67 : x
  2. Step 2: Convert to fraction form
    480,294.51/662,807.48 = 262,506.67/x
  3. Step 3: Cross multiply
    480,294.51x = 662,807.48 × 262,506.67
  4. Step 4: Simplify right side
    480,294.51x = 173,991,387,399.53
  5. Step 5: Solve for x
    x = 173,991,387,399.53/480,294.51
  6. Step 6: Final answer
    x = 362,259.79

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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.