Home / 849,841.98-1,172,866.66-634,608.37

Finding the Fourth Proportional to 849,841.98, 1,172,866.66 and 634,608.37

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Solution

The fourth proportional to 849,841.98, 1,172,866.66 and 634,608.37 is: 875,822.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,841.98 : 1,172,866.66 = 634,608.37 : x
  2. Step 2: Convert to fraction form
    849,841.98/1,172,866.66 = 634,608.37/x
  3. Step 3: Cross multiply
    849,841.98x = 1,172,866.66 × 634,608.37
  4. Step 4: Simplify right side
    849,841.98x = 744,310,996,156.90
  5. Step 5: Solve for x
    x = 744,310,996,156.90/849,841.98
  6. Step 6: Final answer
    x = 875,822.82

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1.5x scale

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.