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Finding the Fourth Proportional to 304,214.40, 456,386.40 and 93,873.60

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Solution

The fourth proportional to 304,214.40, 456,386.40 and 93,873.60 is: 140,830.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,214.40 : 456,386.40 = 93,873.60 : x
  2. Step 2: Convert to fraction form
    304,214.40/456,386.40 = 93,873.60/x
  3. Step 3: Cross multiply
    304,214.40x = 456,386.40 × 93,873.60
  4. Step 4: Simplify right side
    304,214.40x = 42,842,634,359.04
  5. Step 5: Solve for x
    x = 42,842,634,359.04/304,214.40
  6. Step 6: Final answer
    x = 140,830.40

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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.