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Finding the Fourth Proportional to 659,598, 910,141.56 and 373,026.48

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Solution

The fourth proportional to 659,598, 910,141.56 and 373,026.48 is: 514,717.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,598 : 910,141.56 = 373,026.48 : x
  2. Step 2: Convert to fraction form
    659,598/910,141.56 = 373,026.48/x
  3. Step 3: Cross multiply
    659,598x = 910,141.56 × 373,026.48
  4. Step 4: Simplify right side
    659,598x = 339,506,902,428.51
  5. Step 5: Solve for x
    x = 339,506,902,428.51/659,598
  6. Step 6: Final answer
    x = 514,717.91

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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.