Home / 788,519.49-1,182,877.67-308,685.32

Finding the Fourth Proportional to 788,519.49, 1,182,877.67 and 308,685.32

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Solution

The fourth proportional to 788,519.49, 1,182,877.67 and 308,685.32 is: 463,066.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,519.49 : 1,182,877.67 = 308,685.32 : x
  2. Step 2: Convert to fraction form
    788,519.49/1,182,877.67 = 308,685.32/x
  3. Step 3: Cross multiply
    788,519.49x = 1,182,877.67 × 308,685.32
  4. Step 4: Simplify right side
    788,519.49x = 365,136,964,626.99
  5. Step 5: Solve for x
    x = 365,136,964,626.99/788,519.49
  6. Step 6: Final answer
    x = 463,066.51

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1.5x scale

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.