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Finding the Fourth Proportional to 651,008.83, 898,399.37 and 360,624.84

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Solution

The fourth proportional to 651,008.83, 898,399.37 and 360,624.84 is: 497,666.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,008.83 : 898,399.37 = 360,624.84 : x
  2. Step 2: Convert to fraction form
    651,008.83/898,399.37 = 360,624.84/x
  3. Step 3: Cross multiply
    651,008.83x = 898,399.37 × 360,624.84
  4. Step 4: Simplify right side
    651,008.83x = 323,985,127,259.23
  5. Step 5: Solve for x
    x = 323,985,127,259.23/651,008.83
  6. Step 6: Final answer
    x = 497,666.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.