Home / 1,000,758.11-1,380,943.08-570,955.50

Finding the Fourth Proportional to 1,000,758.11, 1,380,943.08 and 570,955.50

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Solution

The fourth proportional to 1,000,758.11, 1,380,943.08 and 570,955.50 is: 787,859.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,758.11 : 1,380,943.08 = 570,955.50 : x
  2. Step 2: Convert to fraction form
    1,000,758.11/1,380,943.08 = 570,955.50/x
  3. Step 3: Cross multiply
    1,000,758.11x = 1,380,943.08 × 570,955.50
  4. Step 4: Simplify right side
    1,000,758.11x = 788,457,046,712.94
  5. Step 5: Solve for x
    x = 788,457,046,712.94/1,000,758.11
  6. Step 6: Final answer
    x = 787,859.77

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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.