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Finding the Fourth Proportional to 659,482.48, 910,079.76 and 373,058.56

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Solution

The fourth proportional to 659,482.48, 910,079.76 and 373,058.56 is: 514,817.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,482.48 : 910,079.76 = 373,058.56 : x
  2. Step 2: Convert to fraction form
    659,482.48/910,079.76 = 373,058.56/x
  3. Step 3: Cross multiply
    659,482.48x = 910,079.76 × 373,058.56
  4. Step 4: Simplify right side
    659,482.48x = 339,513,044,750.75
  5. Step 5: Solve for x
    x = 339,513,044,750.75/659,482.48
  6. Step 6: Final answer
    x = 514,817.38

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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.