Home / 406,258.77-609,444.90-169,547.25

Finding the Fourth Proportional to 406,258.77, 609,444.90 and 169,547.25

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Solution

The fourth proportional to 406,258.77, 609,444.90 and 169,547.25 is: 254,344.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,258.77 : 609,444.90 = 169,547.25 : x
  2. Step 2: Convert to fraction form
    406,258.77/609,444.90 = 169,547.25/x
  3. Step 3: Cross multiply
    406,258.77x = 609,444.90 × 169,547.25
  4. Step 4: Simplify right side
    406,258.77x = 103,329,706,821.53
  5. Step 5: Solve for x
    x = 103,329,706,821.53/406,258.77
  6. Step 6: Final answer
    x = 254,344.56

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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.