Home / 346,280.85-519,355.67-121,588.47

Finding the Fourth Proportional to 346,280.85, 519,355.67 and 121,588.47

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Solution

The fourth proportional to 346,280.85, 519,355.67 and 121,588.47 is: 182,359.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,280.85 : 519,355.67 = 121,588.47 : x
  2. Step 2: Convert to fraction form
    346,280.85/519,355.67 = 121,588.47/x
  3. Step 3: Cross multiply
    346,280.85x = 519,355.67 × 121,588.47
  4. Step 4: Simplify right side
    346,280.85x = 63,147,660,693.18
  5. Step 5: Solve for x
    x = 63,147,660,693.18/346,280.85
  6. Step 6: Final answer
    x = 182,359.67

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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.