Home / 725,358.12-1,000,683.72-452,953.08

Finding the Fourth Proportional to 725,358.12, 1,000,683.72 and 452,953.08

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Solution

The fourth proportional to 725,358.12, 1,000,683.72 and 452,953.08 is: 624,881.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,358.12 : 1,000,683.72 = 452,953.08 : x
  2. Step 2: Convert to fraction form
    725,358.12/1,000,683.72 = 452,953.08/x
  3. Step 3: Cross multiply
    725,358.12x = 1,000,683.72 × 452,953.08
  4. Step 4: Simplify right side
    725,358.12x = 453,262,773,079.86
  5. Step 5: Solve for x
    x = 453,262,773,079.86/725,358.12
  6. Step 6: Final answer
    x = 624,881.37

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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.