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Finding the Fourth Proportional to 556,752.52, 835,128.37 and 319,944.16

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Solution

The fourth proportional to 556,752.52, 835,128.37 and 319,944.16 is: 479,916.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,752.52 : 835,128.37 = 319,944.16 : x
  2. Step 2: Convert to fraction form
    556,752.52/835,128.37 = 319,944.16/x
  3. Step 3: Cross multiply
    556,752.52x = 835,128.37 × 319,944.16
  4. Step 4: Simplify right side
    556,752.52x = 267,194,444,831.82
  5. Step 5: Solve for x
    x = 267,194,444,831.82/556,752.52
  6. Step 6: Final answer
    x = 479,916.00

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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.