Home / 860,572.59-1,290,850.65-523,708.98

Finding the Fourth Proportional to 860,572.59, 1,290,850.65 and 523,708.98

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Solution

The fourth proportional to 860,572.59, 1,290,850.65 and 523,708.98 is: 785,558.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,572.59 : 1,290,850.65 = 523,708.98 : x
  2. Step 2: Convert to fraction form
    860,572.59/1,290,850.65 = 523,708.98/x
  3. Step 3: Cross multiply
    860,572.59x = 1,290,850.65 × 523,708.98
  4. Step 4: Simplify right side
    860,572.59x = 676,030,077,243.84
  5. Step 5: Solve for x
    x = 676,030,077,243.84/860,572.59
  6. Step 6: Final answer
    x = 785,558.46

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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.