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Finding the Fourth Proportional to 557,482.58, 832,011.01 and 503,674.28

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Solution

The fourth proportional to 557,482.58, 832,011.01 and 503,674.28 is: 751,705.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,482.58 : 832,011.01 = 503,674.28 : x
  2. Step 2: Convert to fraction form
    557,482.58/832,011.01 = 503,674.28/x
  3. Step 3: Cross multiply
    557,482.58x = 832,011.01 × 503,674.28
  4. Step 4: Simplify right side
    557,482.58x = 419,062,546,413.82
  5. Step 5: Solve for x
    x = 419,062,546,413.82/557,482.58
  6. Step 6: Final answer
    x = 751,705.19

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.