Home / 942,045.54-1,415,923.16-623,284.62

Finding the Fourth Proportional to 942,045.54, 1,415,923.16 and 623,284.62

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Solution

The fourth proportional to 942,045.54, 1,415,923.16 and 623,284.62 is: 936,815.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,045.54 : 1,415,923.16 = 623,284.62 : x
  2. Step 2: Convert to fraction form
    942,045.54/1,415,923.16 = 623,284.62/x
  3. Step 3: Cross multiply
    942,045.54x = 1,415,923.16 × 623,284.62
  4. Step 4: Simplify right side
    942,045.54x = 882,523,125,613.38
  5. Step 5: Solve for x
    x = 882,523,125,613.38/942,045.54
  6. Step 6: Final answer
    x = 936,815.78

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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.