Home / 776,564.55-1,164,457.04-452,457.56

Finding the Fourth Proportional to 776,564.55, 1,164,457.04 and 452,457.56

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Solution

The fourth proportional to 776,564.55, 1,164,457.04 and 452,457.56 is: 678,459.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,564.55 : 1,164,457.04 = 452,457.56 : x
  2. Step 2: Convert to fraction form
    776,564.55/1,164,457.04 = 452,457.56/x
  3. Step 3: Cross multiply
    776,564.55x = 1,164,457.04 × 452,457.56
  4. Step 4: Simplify right side
    776,564.55x = 526,867,391,043.22
  5. Step 5: Solve for x
    x = 526,867,391,043.22/776,564.55
  6. Step 6: Final answer
    x = 678,459.24

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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.