Home / 776,265.93-1,071,245.25-436,734.18

Finding the Fourth Proportional to 776,265.93, 1,071,245.25 and 436,734.18

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Solution

The fourth proportional to 776,265.93, 1,071,245.25 and 436,734.18 is: 602,692.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,265.93 : 1,071,245.25 = 436,734.18 : x
  2. Step 2: Convert to fraction form
    776,265.93/1,071,245.25 = 436,734.18/x
  3. Step 3: Cross multiply
    776,265.93x = 1,071,245.25 × 436,734.18
  4. Step 4: Simplify right side
    776,265.93x = 467,849,415,837.65
  5. Step 5: Solve for x
    x = 467,849,415,837.65/776,265.93
  6. Step 6: Final answer
    x = 602,692.19

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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.