Home / 702,493.40-1,052,184.90-578,077.40

Finding the Fourth Proportional to 702,493.40, 1,052,184.90 and 578,077.40

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Solution

The fourth proportional to 702,493.40, 1,052,184.90 and 578,077.40 is: 865,836.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,493.40 : 1,052,184.90 = 578,077.40 : x
  2. Step 2: Convert to fraction form
    702,493.40/1,052,184.90 = 578,077.40/x
  3. Step 3: Cross multiply
    702,493.40x = 1,052,184.90 × 578,077.40
  4. Step 4: Simplify right side
    702,493.40x = 608,244,311,311.26
  5. Step 5: Solve for x
    x = 608,244,311,311.26/702,493.40
  6. Step 6: Final answer
    x = 865,836.34

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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.