Home / 972,228.96-1,341,475.64-558,685.88

Finding the Fourth Proportional to 972,228.96, 1,341,475.64 and 558,685.88

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Solution

The fourth proportional to 972,228.96, 1,341,475.64 and 558,685.88 is: 770,871.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,228.96 : 1,341,475.64 = 558,685.88 : x
  2. Step 2: Convert to fraction form
    972,228.96/1,341,475.64 = 558,685.88/x
  3. Step 3: Cross multiply
    972,228.96x = 1,341,475.64 × 558,685.88
  4. Step 4: Simplify right side
    972,228.96x = 749,463,498,431.96
  5. Step 5: Solve for x
    x = 749,463,498,431.96/972,228.96
  6. Step 6: Final answer
    x = 770,871.40

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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.