Home / 745,964.13-1,119,152.60-297,000.07

Finding the Fourth Proportional to 745,964.13, 1,119,152.60 and 297,000.07

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Solution

The fourth proportional to 745,964.13, 1,119,152.60 and 297,000.07 is: 445,582.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,964.13 : 1,119,152.60 = 297,000.07 : x
  2. Step 2: Convert to fraction form
    745,964.13/1,119,152.60 = 297,000.07/x
  3. Step 3: Cross multiply
    745,964.13x = 1,119,152.60 × 297,000.07
  4. Step 4: Simplify right side
    745,964.13x = 332,388,397,371.55
  5. Step 5: Solve for x
    x = 332,388,397,371.55/745,964.13
  6. Step 6: Final answer
    x = 445,582.28

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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.