Home / 774,938.13-1,161,303.11-570,929.75

Finding the Fourth Proportional to 774,938.13, 1,161,303.11 and 570,929.75

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Solution

The fourth proportional to 774,938.13, 1,161,303.11 and 570,929.75 is: 855,581.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,938.13 : 1,161,303.11 = 570,929.75 : x
  2. Step 2: Convert to fraction form
    774,938.13/1,161,303.11 = 570,929.75/x
  3. Step 3: Cross multiply
    774,938.13x = 1,161,303.11 × 570,929.75
  4. Step 4: Simplify right side
    774,938.13x = 663,022,494,266.52
  5. Step 5: Solve for x
    x = 663,022,494,266.52/774,938.13
  6. Step 6: Final answer
    x = 855,581.20

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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.