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Finding the Fourth Proportional to 659,488.64, 910,114.98 and 373,003.16

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Solution

The fourth proportional to 659,488.64, 910,114.98 and 373,003.16 is: 514,756.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,488.64 : 910,114.98 = 373,003.16 : x
  2. Step 2: Convert to fraction form
    659,488.64/910,114.98 = 373,003.16/x
  3. Step 3: Cross multiply
    659,488.64x = 910,114.98 × 373,003.16
  4. Step 4: Simplify right side
    659,488.64x = 339,475,763,503.34
  5. Step 5: Solve for x
    x = 339,475,763,503.34/659,488.64
  6. Step 6: Final answer
    x = 514,756.04

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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.