Home / 972,464.70-1,458,697.05-411,426.30

Finding the Fourth Proportional to 972,464.70, 1,458,697.05 and 411,426.30

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Solution

The fourth proportional to 972,464.70, 1,458,697.05 and 411,426.30 is: 617,139.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,464.70 : 1,458,697.05 = 411,426.30 : x
  2. Step 2: Convert to fraction form
    972,464.70/1,458,697.05 = 411,426.30/x
  3. Step 3: Cross multiply
    972,464.70x = 1,458,697.05 × 411,426.30
  4. Step 4: Simplify right side
    972,464.70x = 600,146,330,102.42
  5. Step 5: Solve for x
    x = 600,146,330,102.42/972,464.70
  6. Step 6: Final answer
    x = 617,139.45

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Double scale
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Similar ratio
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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.