Home / 788,369.34-1,087,878.20-444,261.26

Finding the Fourth Proportional to 788,369.34, 1,087,878.20 and 444,261.26

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Solution

The fourth proportional to 788,369.34, 1,087,878.20 and 444,261.26 is: 613,040.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,369.34 : 1,087,878.20 = 444,261.26 : x
  2. Step 2: Convert to fraction form
    788,369.34/1,087,878.20 = 444,261.26/x
  3. Step 3: Cross multiply
    788,369.34x = 1,087,878.20 × 444,261.26
  4. Step 4: Simplify right side
    788,369.34x = 483,302,139,858.53
  5. Step 5: Solve for x
    x = 483,302,139,858.53/788,369.34
  6. Step 6: Final answer
    x = 613,040.25

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Double scale
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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.