Home / 1,009,775.04-1,514,662.08-299,802.72

Finding the Fourth Proportional to 1,009,775.04, 1,514,662.08 and 299,802.72

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Solution

The fourth proportional to 1,009,775.04, 1,514,662.08 and 299,802.72 is: 449,703.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,775.04 : 1,514,662.08 = 299,802.72 : x
  2. Step 2: Convert to fraction form
    1,009,775.04/1,514,662.08 = 299,802.72/x
  3. Step 3: Cross multiply
    1,009,775.04x = 1,514,662.08 × 299,802.72
  4. Step 4: Simplify right side
    1,009,775.04x = 454,099,811,464.86
  5. Step 5: Solve for x
    x = 454,099,811,464.86/1,009,775.04
  6. Step 6: Final answer
    x = 449,703.94

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Double scale
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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.