Home / 776,101.95-1,164,080.03-349,666.11

Finding the Fourth Proportional to 776,101.95, 1,164,080.03 and 349,666.11

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Solution

The fourth proportional to 776,101.95, 1,164,080.03 and 349,666.11 is: 524,466.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,101.95 : 1,164,080.03 = 349,666.11 : x
  2. Step 2: Convert to fraction form
    776,101.95/1,164,080.03 = 349,666.11/x
  3. Step 3: Cross multiply
    776,101.95x = 1,164,080.03 × 349,666.11
  4. Step 4: Simplify right side
    776,101.95x = 407,039,334,070.45
  5. Step 5: Solve for x
    x = 407,039,334,070.45/776,101.95
  6. Step 6: Final answer
    x = 524,466.32

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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.