Home / 1,029,155.48-1,420,213.39-570,266.04

Finding the Fourth Proportional to 1,029,155.48, 1,420,213.39 and 570,266.04

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Solution

The fourth proportional to 1,029,155.48, 1,420,213.39 and 570,266.04 is: 786,955.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,155.48 : 1,420,213.39 = 570,266.04 : x
  2. Step 2: Convert to fraction form
    1,029,155.48/1,420,213.39 = 570,266.04/x
  3. Step 3: Cross multiply
    1,029,155.48x = 1,420,213.39 × 570,266.04
  4. Step 4: Simplify right side
    1,029,155.48x = 809,899,465,870.28
  5. Step 5: Solve for x
    x = 809,899,465,870.28/1,029,155.48
  6. Step 6: Final answer
    x = 786,955.40

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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.