Home / 346,230.48-519,403.14-121,532.64

Finding the Fourth Proportional to 346,230.48, 519,403.14 and 121,532.64

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Solution

The fourth proportional to 346,230.48, 519,403.14 and 121,532.64 is: 182,319.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,230.48 : 519,403.14 = 121,532.64 : x
  2. Step 2: Convert to fraction form
    346,230.48/519,403.14 = 121,532.64/x
  3. Step 3: Cross multiply
    346,230.48x = 519,403.14 × 121,532.64
  4. Step 4: Simplify right side
    346,230.48x = 63,124,434,828.49
  5. Step 5: Solve for x
    x = 63,124,434,828.49/346,230.48
  6. Step 6: Final answer
    x = 182,319.12

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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.