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Finding the Fourth Proportional to 301,424.63, 452,001.47 and 216,830.25

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Solution

The fourth proportional to 301,424.63, 452,001.47 and 216,830.25 is: 325,147.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,424.63 : 452,001.47 = 216,830.25 : x
  2. Step 2: Convert to fraction form
    301,424.63/452,001.47 = 216,830.25/x
  3. Step 3: Cross multiply
    301,424.63x = 452,001.47 × 216,830.25
  4. Step 4: Simplify right side
    301,424.63x = 98,007,590,656.32
  5. Step 5: Solve for x
    x = 98,007,590,656.32/301,424.63
  6. Step 6: Final answer
    x = 325,147.92

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1.5x scale

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.