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Finding the Fourth Proportional to 624,547.35, 936,246.96 and 225,090.36

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Solution

The fourth proportional to 624,547.35, 936,246.96 and 225,090.36 is: 337,428.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,547.35 : 936,246.96 = 225,090.36 : x
  2. Step 2: Convert to fraction form
    624,547.35/936,246.96 = 225,090.36/x
  3. Step 3: Cross multiply
    624,547.35x = 936,246.96 × 225,090.36
  4. Step 4: Simplify right side
    624,547.35x = 210,740,165,275.31
  5. Step 5: Solve for x
    x = 210,740,165,275.31/624,547.35
  6. Step 6: Final answer
    x = 337,428.64

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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.