Home / 1,048,494.72-1,572,746.13-319,025.07

Finding the Fourth Proportional to 1,048,494.72, 1,572,746.13 and 319,025.07

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Solution

The fourth proportional to 1,048,494.72, 1,572,746.13 and 319,025.07 is: 478,538.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,494.72 : 1,572,746.13 = 319,025.07 : x
  2. Step 2: Convert to fraction form
    1,048,494.72/1,572,746.13 = 319,025.07/x
  3. Step 3: Cross multiply
    1,048,494.72x = 1,572,746.13 × 319,025.07
  4. Step 4: Simplify right side
    1,048,494.72x = 501,745,444,215.48
  5. Step 5: Solve for x
    x = 501,745,444,215.48/1,048,494.72
  6. Step 6: Final answer
    x = 478,538.84

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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.