Home / 829,457.90-1,242,193.95-473,392.43

Finding the Fourth Proportional to 829,457.90, 1,242,193.95 and 473,392.43

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Solution

The fourth proportional to 829,457.90, 1,242,193.95 and 473,392.43 is: 708,951.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,457.90 : 1,242,193.95 = 473,392.43 : x
  2. Step 2: Convert to fraction form
    829,457.90/1,242,193.95 = 473,392.43/x
  3. Step 3: Cross multiply
    829,457.90x = 1,242,193.95 × 473,392.43
  4. Step 4: Simplify right side
    829,457.90x = 588,045,215,627.28
  5. Step 5: Solve for x
    x = 588,045,215,627.28/829,457.90
  6. Step 6: Final answer
    x = 708,951.25

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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.