Home / 806,541.63-1,210,653.16-357,577.78

Finding the Fourth Proportional to 806,541.63, 1,210,653.16 and 357,577.78

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Solution

The fourth proportional to 806,541.63, 1,210,653.16 and 357,577.78 is: 536,739.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,541.63 : 1,210,653.16 = 357,577.78 : x
  2. Step 2: Convert to fraction form
    806,541.63/1,210,653.16 = 357,577.78/x
  3. Step 3: Cross multiply
    806,541.63x = 1,210,653.16 × 357,577.78
  4. Step 4: Simplify right side
    806,541.63x = 432,902,669,302.79
  5. Step 5: Solve for x
    x = 432,902,669,302.79/806,541.63
  6. Step 6: Final answer
    x = 536,739.40

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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.