Home / 916,662.52-1,264,975.22-508,740.44

Finding the Fourth Proportional to 916,662.52, 1,264,975.22 and 508,740.44

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Solution

The fourth proportional to 916,662.52, 1,264,975.22 and 508,740.44 is: 702,051.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,662.52 : 1,264,975.22 = 508,740.44 : x
  2. Step 2: Convert to fraction form
    916,662.52/1,264,975.22 = 508,740.44/x
  3. Step 3: Cross multiply
    916,662.52x = 1,264,975.22 × 508,740.44
  4. Step 4: Simplify right side
    916,662.52x = 643,544,050,011.90
  5. Step 5: Solve for x
    x = 643,544,050,011.90/916,662.52
  6. Step 6: Final answer
    x = 702,051.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.