Home / 972,022.60-1,457,342.70-372,752.20

Finding the Fourth Proportional to 972,022.60, 1,457,342.70 and 372,752.20

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Solution

The fourth proportional to 972,022.60, 1,457,342.70 and 372,752.20 is: 558,863.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,022.60 : 1,457,342.70 = 372,752.20 : x
  2. Step 2: Convert to fraction form
    972,022.60/1,457,342.70 = 372,752.20/x
  3. Step 3: Cross multiply
    972,022.60x = 1,457,342.70 × 372,752.20
  4. Step 4: Simplify right side
    972,022.60x = 543,227,697,578.94
  5. Step 5: Solve for x
    x = 543,227,697,578.94/972,022.60
  6. Step 6: Final answer
    x = 558,863.24

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1.5x scale

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.