Home / 774,056.83-1,159,317.51-369,533.59

Finding the Fourth Proportional to 774,056.83, 1,159,317.51 and 369,533.59

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Solution

The fourth proportional to 774,056.83, 1,159,317.51 and 369,533.59 is: 553,456.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,056.83 : 1,159,317.51 = 369,533.59 : x
  2. Step 2: Convert to fraction form
    774,056.83/1,159,317.51 = 369,533.59/x
  3. Step 3: Cross multiply
    774,056.83x = 1,159,317.51 × 369,533.59
  4. Step 4: Simplify right side
    774,056.83x = 428,406,761,420.16
  5. Step 5: Solve for x
    x = 428,406,761,420.16/774,056.83
  6. Step 6: Final answer
    x = 553,456.47

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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.