Home / 910,416.04-1,365,439.74-245,412.52

Finding the Fourth Proportional to 910,416.04, 1,365,439.74 and 245,412.52

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Solution

The fourth proportional to 910,416.04, 1,365,439.74 and 245,412.52 is: 368,069.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,416.04 : 1,365,439.74 = 245,412.52 : x
  2. Step 2: Convert to fraction form
    910,416.04/1,365,439.74 = 245,412.52/x
  3. Step 3: Cross multiply
    910,416.04x = 1,365,439.74 × 245,412.52
  4. Step 4: Simplify right side
    910,416.04x = 335,096,007,501.55
  5. Step 5: Solve for x
    x = 335,096,007,501.55/910,416.04
  6. Step 6: Final answer
    x = 368,069.09

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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.