Home / 772,304.67-1,158,790.32-417,569.22

Finding the Fourth Proportional to 772,304.67, 1,158,790.32 and 417,569.22

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Solution

The fourth proportional to 772,304.67, 1,158,790.32 and 417,569.22 is: 626,534.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,304.67 : 1,158,790.32 = 417,569.22 : x
  2. Step 2: Convert to fraction form
    772,304.67/1,158,790.32 = 417,569.22/x
  3. Step 3: Cross multiply
    772,304.67x = 1,158,790.32 × 417,569.22
  4. Step 4: Simplify right side
    772,304.67x = 483,875,170,065.95
  5. Step 5: Solve for x
    x = 483,875,170,065.95/772,304.67
  6. Step 6: Final answer
    x = 626,534.05

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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.