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Finding the Fourth Proportional to 265,476.48, 363,485.28 and 264,543.36

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Solution

The fourth proportional to 265,476.48, 363,485.28 and 264,543.36 is: 362,207.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,476.48 : 363,485.28 = 264,543.36 : x
  2. Step 2: Convert to fraction form
    265,476.48/363,485.28 = 264,543.36/x
  3. Step 3: Cross multiply
    265,476.48x = 363,485.28 × 264,543.36
  4. Step 4: Simplify right side
    265,476.48x = 96,157,617,281.74
  5. Step 5: Solve for x
    x = 96,157,617,281.74/265,476.48
  6. Step 6: Final answer
    x = 362,207.67

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.