Home / 972,470.40-1,458,705.60-262,570.20

Finding the Fourth Proportional to 972,470.40, 1,458,705.60 and 262,570.20

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Solution

The fourth proportional to 972,470.40, 1,458,705.60 and 262,570.20 is: 393,855.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,470.40 : 1,458,705.60 = 262,570.20 : x
  2. Step 2: Convert to fraction form
    972,470.40/1,458,705.60 = 262,570.20/x
  3. Step 3: Cross multiply
    972,470.40x = 1,458,705.60 × 262,570.20
  4. Step 4: Simplify right side
    972,470.40x = 383,012,621,133.12
  5. Step 5: Solve for x
    x = 383,012,621,133.12/972,470.40
  6. Step 6: Final answer
    x = 393,855.30

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Similar ratio
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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.