Home / 786,591.04-1,085,528.04-442,443.01

Finding the Fourth Proportional to 786,591.04, 1,085,528.04 and 442,443.01

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Solution

The fourth proportional to 786,591.04, 1,085,528.04 and 442,443.01 is: 610,589.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,591.04 : 1,085,528.04 = 442,443.01 : x
  2. Step 2: Convert to fraction form
    786,591.04/1,085,528.04 = 442,443.01/x
  3. Step 3: Cross multiply
    786,591.04x = 1,085,528.04 × 442,443.01
  4. Step 4: Simplify right side
    786,591.04x = 480,284,294,230.29
  5. Step 5: Solve for x
    x = 480,284,294,230.29/786,591.04
  6. Step 6: Final answer
    x = 610,589.58

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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.