Home / 723,834.32-1,085,380.50-382,461.08

Finding the Fourth Proportional to 723,834.32, 1,085,380.50 and 382,461.08

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Solution

The fourth proportional to 723,834.32, 1,085,380.50 and 382,461.08 is: 573,495.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,834.32 : 1,085,380.50 = 382,461.08 : x
  2. Step 2: Convert to fraction form
    723,834.32/1,085,380.50 = 382,461.08/x
  3. Step 3: Cross multiply
    723,834.32x = 1,085,380.50 × 382,461.08
  4. Step 4: Simplify right side
    723,834.32x = 415,115,798,240.94
  5. Step 5: Solve for x
    x = 415,115,798,240.94/723,834.32
  6. Step 6: Final answer
    x = 573,495.60

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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.