Home / 686,946.30-1,030,127.85-332,069.10

Finding the Fourth Proportional to 686,946.30, 1,030,127.85 and 332,069.10

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Solution

The fourth proportional to 686,946.30, 1,030,127.85 and 332,069.10 is: 497,962.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    686,946.30 : 1,030,127.85 = 332,069.10 : x
  2. Step 2: Convert to fraction form
    686,946.30/1,030,127.85 = 332,069.10/x
  3. Step 3: Cross multiply
    686,946.30x = 1,030,127.85 × 332,069.10
  4. Step 4: Simplify right side
    686,946.30x = 342,073,628,034.44
  5. Step 5: Solve for x
    x = 342,073,628,034.44/686,946.30
  6. Step 6: Final answer
    x = 497,962.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.