Home / 868,466.79-1,303,071.98-363,145.86

Finding the Fourth Proportional to 868,466.79, 1,303,071.98 and 363,145.86

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Solution

The fourth proportional to 868,466.79, 1,303,071.98 and 363,145.86 is: 544,874.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,466.79 : 1,303,071.98 = 363,145.86 : x
  2. Step 2: Convert to fraction form
    868,466.79/1,303,071.98 = 363,145.86/x
  3. Step 3: Cross multiply
    868,466.79x = 1,303,071.98 × 363,145.86
  4. Step 4: Simplify right side
    868,466.79x = 473,205,193,003.27
  5. Step 5: Solve for x
    x = 473,205,193,003.27/868,466.79
  6. Step 6: Final answer
    x = 544,874.25

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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.