Home / 772,614.36-1,159,254.53-417,878.10

Finding the Fourth Proportional to 772,614.36, 1,159,254.53 and 417,878.10

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Solution

The fourth proportional to 772,614.36, 1,159,254.53 and 417,878.10 is: 626,997.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,614.36 : 1,159,254.53 = 417,878.10 : x
  2. Step 2: Convert to fraction form
    772,614.36/1,159,254.53 = 417,878.10/x
  3. Step 3: Cross multiply
    772,614.36x = 1,159,254.53 × 417,878.10
  4. Step 4: Simplify right side
    772,614.36x = 484,427,075,661.22
  5. Step 5: Solve for x
    x = 484,427,075,661.22/772,614.36
  6. Step 6: Final answer
    x = 626,997.25

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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.