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Finding the Fourth Proportional to 904,653, 1,357,601.58 and 313,677

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Solution

The fourth proportional to 904,653, 1,357,601.58 and 313,677 is: 470,731.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,653 : 1,357,601.58 = 313,677 : x
  2. Step 2: Convert to fraction form
    904,653/1,357,601.58 = 313,677/x
  3. Step 3: Cross multiply
    904,653x = 1,357,601.58 × 313,677
  4. Step 4: Simplify right side
    904,653x = 425,848,390,809.66
  5. Step 5: Solve for x
    x = 425,848,390,809.66/904,653
  6. Step 6: Final answer
    x = 470,731.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.