Home / 688,007.60-1,032,011.40-333,713.60

Finding the Fourth Proportional to 688,007.60, 1,032,011.40 and 333,713.60

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Solution

The fourth proportional to 688,007.60, 1,032,011.40 and 333,713.60 is: 500,570.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,007.60 : 1,032,011.40 = 333,713.60 : x
  2. Step 2: Convert to fraction form
    688,007.60/1,032,011.40 = 333,713.60/x
  3. Step 3: Cross multiply
    688,007.60x = 1,032,011.40 × 333,713.60
  4. Step 4: Simplify right side
    688,007.60x = 344,396,239,535.04
  5. Step 5: Solve for x
    x = 344,396,239,535.04/688,007.60
  6. Step 6: Final answer
    x = 500,570.40

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Similar ratio
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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.