Home / 406,280.64-609,566.70-181,622.28

Finding the Fourth Proportional to 406,280.64, 609,566.70 and 181,622.28

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Solution

The fourth proportional to 406,280.64, 609,566.70 and 181,622.28 is: 272,498.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,280.64 : 609,566.70 = 181,622.28 : x
  2. Step 2: Convert to fraction form
    406,280.64/609,566.70 = 181,622.28/x
  3. Step 3: Cross multiply
    406,280.64x = 609,566.70 × 181,622.28
  4. Step 4: Simplify right side
    406,280.64x = 110,710,893,866.08
  5. Step 5: Solve for x
    x = 110,710,893,866.08/406,280.64
  6. Step 6: Final answer
    x = 272,498.57

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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.