Home / 1,567,356.10-2,351,036.64-430,133.86

Finding the Fourth Proportional to 1,567,356.10, 2,351,036.64 and 430,133.86

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Solution

The fourth proportional to 1,567,356.10, 2,351,036.64 and 430,133.86 is: 645,201.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,356.10 : 2,351,036.64 = 430,133.86 : x
  2. Step 2: Convert to fraction form
    1,567,356.10/2,351,036.64 = 430,133.86/x
  3. Step 3: Cross multiply
    1,567,356.10x = 2,351,036.64 × 430,133.86
  4. Step 4: Simplify right side
    1,567,356.10x = 1,011,260,464,964.63
  5. Step 5: Solve for x
    x = 1,011,260,464,964.63/1,567,356.10
  6. Step 6: Final answer
    x = 645,201.47

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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.