Home / 1,163,176-1,605,208.80-710,716.48

Finding the Fourth Proportional to 1,163,176, 1,605,208.80 and 710,716.48

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Solution

The fourth proportional to 1,163,176, 1,605,208.80 and 710,716.48 is: 980,804.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,176 : 1,605,208.80 = 710,716.48 : x
  2. Step 2: Convert to fraction form
    1,163,176/1,605,208.80 = 710,716.48/x
  3. Step 3: Cross multiply
    1,163,176x = 1,605,208.80 × 710,716.48
  4. Step 4: Simplify right side
    1,163,176x = 1,140,848,348,001.02
  5. Step 5: Solve for x
    x = 1,140,848,348,001.02/1,163,176
  6. Step 6: Final answer
    x = 980,804.58

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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.