Home / 832,283.54-1,148,583.87-469,720.07

Finding the Fourth Proportional to 832,283.54, 1,148,583.87 and 469,720.07

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Solution

The fourth proportional to 832,283.54, 1,148,583.87 and 469,720.07 is: 648,232.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,283.54 : 1,148,583.87 = 469,720.07 : x
  2. Step 2: Convert to fraction form
    832,283.54/1,148,583.87 = 469,720.07/x
  3. Step 3: Cross multiply
    832,283.54x = 1,148,583.87 × 469,720.07
  4. Step 4: Simplify right side
    832,283.54x = 539,512,890,074.35
  5. Step 5: Solve for x
    x = 539,512,890,074.35/832,283.54
  6. Step 6: Final answer
    x = 648,232.08

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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.