Home / 832,513.36-1,148,868.36-450,540.24

Finding the Fourth Proportional to 832,513.36, 1,148,868.36 and 450,540.24

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Solution

The fourth proportional to 832,513.36, 1,148,868.36 and 450,540.24 is: 621,745.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,513.36 : 1,148,868.36 = 450,540.24 : x
  2. Step 2: Convert to fraction form
    832,513.36/1,148,868.36 = 450,540.24/x
  3. Step 3: Cross multiply
    832,513.36x = 1,148,868.36 × 450,540.24
  4. Step 4: Simplify right side
    832,513.36x = 517,611,426,642.81
  5. Step 5: Solve for x
    x = 517,611,426,642.81/832,513.36
  6. Step 6: Final answer
    x = 621,745.49

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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.