Home / 972,028.80-1,457,605.80-372,790.80

Finding the Fourth Proportional to 972,028.80, 1,457,605.80 and 372,790.80

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Solution

The fourth proportional to 972,028.80, 1,457,605.80 and 372,790.80 is: 559,018.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,028.80 : 1,457,605.80 = 372,790.80 : x
  2. Step 2: Convert to fraction form
    972,028.80/1,457,605.80 = 372,790.80/x
  3. Step 3: Cross multiply
    972,028.80x = 1,457,605.80 × 372,790.80
  4. Step 4: Simplify right side
    972,028.80x = 543,382,032,266.64
  5. Step 5: Solve for x
    x = 543,382,032,266.64/972,028.80
  6. Step 6: Final answer
    x = 559,018.45

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Double scale
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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.