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Finding the Fourth Proportional to 542,658.42, 810,035.33 and 502,636.32

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Solution

The fourth proportional to 542,658.42, 810,035.33 and 502,636.32 is: 750,293.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,658.42 : 810,035.33 = 502,636.32 : x
  2. Step 2: Convert to fraction form
    542,658.42/810,035.33 = 502,636.32/x
  3. Step 3: Cross multiply
    542,658.42x = 810,035.33 × 502,636.32
  4. Step 4: Simplify right side
    542,658.42x = 407,153,177,341.19
  5. Step 5: Solve for x
    x = 407,153,177,341.19/542,658.42
  6. Step 6: Final answer
    x = 750,293.67

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.