Home / 956,019.72-1,435,442.92-638,152.02

Finding the Fourth Proportional to 956,019.72, 1,435,442.92 and 638,152.02

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Solution

The fourth proportional to 956,019.72, 1,435,442.92 and 638,152.02 is: 958,171.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,019.72 : 1,435,442.92 = 638,152.02 : x
  2. Step 2: Convert to fraction form
    956,019.72/1,435,442.92 = 638,152.02/x
  3. Step 3: Cross multiply
    956,019.72x = 1,435,442.92 × 638,152.02
  4. Step 4: Simplify right side
    956,019.72x = 916,030,798,992.70
  5. Step 5: Solve for x
    x = 916,030,798,992.70/956,019.72
  6. Step 6: Final answer
    x = 958,171.45

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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.