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Finding the Fourth Proportional to 559,983.16, 766,594.28 and 555,980.92

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Solution

The fourth proportional to 559,983.16, 766,594.28 and 555,980.92 is: 761,115.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,983.16 : 766,594.28 = 555,980.92 : x
  2. Step 2: Convert to fraction form
    559,983.16/766,594.28 = 555,980.92/x
  3. Step 3: Cross multiply
    559,983.16x = 766,594.28 × 555,980.92
  4. Step 4: Simplify right side
    559,983.16x = 426,211,793,061.14
  5. Step 5: Solve for x
    x = 426,211,793,061.14/559,983.16
  6. Step 6: Final answer
    x = 761,115.38

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.