Home / 713,492.60-1,070,757.30-293,070.20

Finding the Fourth Proportional to 713,492.60, 1,070,757.30 and 293,070.20

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Solution

The fourth proportional to 713,492.60, 1,070,757.30 and 293,070.20 is: 439,818.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,492.60 : 1,070,757.30 = 293,070.20 : x
  2. Step 2: Convert to fraction form
    713,492.60/1,070,757.30 = 293,070.20/x
  3. Step 3: Cross multiply
    713,492.60x = 1,070,757.30 × 293,070.20
  4. Step 4: Simplify right side
    713,492.60x = 313,807,056,062.46
  5. Step 5: Solve for x
    x = 313,807,056,062.46/713,492.60
  6. Step 6: Final answer
    x = 439,818.24

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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.