Home / 774,055.83-1,159,316.01-369,532.59

Finding the Fourth Proportional to 774,055.83, 1,159,316.01 and 369,532.59

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Solution

The fourth proportional to 774,055.83, 1,159,316.01 and 369,532.59 is: 553,454.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,055.83 : 1,159,316.01 = 369,532.59 : x
  2. Step 2: Convert to fraction form
    774,055.83/1,159,316.01 = 369,532.59/x
  3. Step 3: Cross multiply
    774,055.83x = 1,159,316.01 × 369,532.59
  4. Step 4: Simplify right side
    774,055.83x = 428,405,047,803.77
  5. Step 5: Solve for x
    x = 428,405,047,803.77/774,055.83
  6. Step 6: Final answer
    x = 553,454.97

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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.