Home / 857,464.02-1,183,347.66-475,482.60

Finding the Fourth Proportional to 857,464.02, 1,183,347.66 and 475,482.60

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Solution

The fourth proportional to 857,464.02, 1,183,347.66 and 475,482.60 is: 656,192.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,464.02 : 1,183,347.66 = 475,482.60 : x
  2. Step 2: Convert to fraction form
    857,464.02/1,183,347.66 = 475,482.60/x
  3. Step 3: Cross multiply
    857,464.02x = 1,183,347.66 × 475,482.60
  4. Step 4: Simplify right side
    857,464.02x = 562,661,222,080.72
  5. Step 5: Solve for x
    x = 562,661,222,080.72/857,464.02
  6. Step 6: Final answer
    x = 656,192.22

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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.