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Finding the Fourth Proportional to 546,434.10, 754,079.83 and 301,413.39

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Solution

The fourth proportional to 546,434.10, 754,079.83 and 301,413.39 is: 415,950.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,434.10 : 754,079.83 = 301,413.39 : x
  2. Step 2: Convert to fraction form
    546,434.10/754,079.83 = 301,413.39/x
  3. Step 3: Cross multiply
    546,434.10x = 754,079.83 × 301,413.39
  4. Step 4: Simplify right side
    546,434.10x = 227,289,754,309.59
  5. Step 5: Solve for x
    x = 227,289,754,309.59/546,434.10
  6. Step 6: Final answer
    x = 415,950.90

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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.