Home / 972,220.12-1,341,463.47-558,677.02

Finding the Fourth Proportional to 972,220.12, 1,341,463.47 and 558,677.02

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Solution

The fourth proportional to 972,220.12, 1,341,463.47 and 558,677.02 is: 770,859.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,220.12 : 1,341,463.47 = 558,677.02 : x
  2. Step 2: Convert to fraction form
    972,220.12/1,341,463.47 = 558,677.02/x
  3. Step 3: Cross multiply
    972,220.12x = 1,341,463.47 × 558,677.02
  4. Step 4: Simplify right side
    972,220.12x = 749,444,810,504.80
  5. Step 5: Solve for x
    x = 749,444,810,504.80/972,220.12
  6. Step 6: Final answer
    x = 770,859.19

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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.