Home / 972,334.40-1,455,002.40-657,406.40

Finding the Fourth Proportional to 972,334.40, 1,455,002.40 and 657,406.40

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Solution

The fourth proportional to 972,334.40, 1,455,002.40 and 657,406.40 is: 983,743.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,334.40 : 1,455,002.40 = 657,406.40 : x
  2. Step 2: Convert to fraction form
    972,334.40/1,455,002.40 = 657,406.40/x
  3. Step 3: Cross multiply
    972,334.40x = 1,455,002.40 × 657,406.40
  4. Step 4: Simplify right side
    972,334.40x = 956,527,889,775.36
  5. Step 5: Solve for x
    x = 956,527,889,775.36/972,334.40
  6. Step 6: Final answer
    x = 983,743.75

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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.