Home / 955,010.75-1,317,887.04-525,290.76

Finding the Fourth Proportional to 955,010.75, 1,317,887.04 and 525,290.76

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Solution

The fourth proportional to 955,010.75, 1,317,887.04 and 525,290.76 is: 724,885.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,010.75 : 1,317,887.04 = 525,290.76 : x
  2. Step 2: Convert to fraction form
    955,010.75/1,317,887.04 = 525,290.76/x
  3. Step 3: Cross multiply
    955,010.75x = 1,317,887.04 × 525,290.76
  4. Step 4: Simplify right side
    955,010.75x = 692,273,884,835.75
  5. Step 5: Solve for x
    x = 692,273,884,835.75/955,010.75
  6. Step 6: Final answer
    x = 724,885.96

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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.