Home / 810,464.80-1,214,093.40-710,737.60

Finding the Fourth Proportional to 810,464.80, 1,214,093.40 and 710,737.60

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Solution

The fourth proportional to 810,464.80, 1,214,093.40 and 710,737.60 is: 1,064,699.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,464.80 : 1,214,093.40 = 710,737.60 : x
  2. Step 2: Convert to fraction form
    810,464.80/1,214,093.40 = 710,737.60/x
  3. Step 3: Cross multiply
    810,464.80x = 1,214,093.40 × 710,737.60
  4. Step 4: Simplify right side
    810,464.80x = 862,901,829,291.84
  5. Step 5: Solve for x
    x = 862,901,829,291.84/810,464.80
  6. Step 6: Final answer
    x = 1,064,699.95

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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.