Home / 936,968.96-1,293,016.88-507,248.80

Finding the Fourth Proportional to 936,968.96, 1,293,016.88 and 507,248.80

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Solution

The fourth proportional to 936,968.96, 1,293,016.88 and 507,248.80 is: 700,003.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,968.96 : 1,293,016.88 = 507,248.80 : x
  2. Step 2: Convert to fraction form
    936,968.96/1,293,016.88 = 507,248.80/x
  3. Step 3: Cross multiply
    936,968.96x = 1,293,016.88 × 507,248.80
  4. Step 4: Simplify right side
    936,968.96x = 655,881,260,759.74
  5. Step 5: Solve for x
    x = 655,881,260,759.74/936,968.96
  6. Step 6: Final answer
    x = 700,003.19

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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.