Home / 810,362.09-1,118,509.74-466,233.27

Finding the Fourth Proportional to 810,362.09, 1,118,509.74 and 466,233.27

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Solution

The fourth proportional to 810,362.09, 1,118,509.74 and 466,233.27 is: 643,522.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,362.09 : 1,118,509.74 = 466,233.27 : x
  2. Step 2: Convert to fraction form
    810,362.09/1,118,509.74 = 466,233.27/x
  3. Step 3: Cross multiply
    810,362.09x = 1,118,509.74 × 466,233.27
  4. Step 4: Simplify right side
    810,362.09x = 521,486,453,607.05
  5. Step 5: Solve for x
    x = 521,486,453,607.05/810,362.09
  6. Step 6: Final answer
    x = 643,522.77

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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.