Home / 770,335.35-1,063,329.98-529,415.43

Finding the Fourth Proportional to 770,335.35, 1,063,329.98 and 529,415.43

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Solution

The fourth proportional to 770,335.35, 1,063,329.98 and 529,415.43 is: 730,776.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,335.35 : 1,063,329.98 = 529,415.43 : x
  2. Step 2: Convert to fraction form
    770,335.35/1,063,329.98 = 529,415.43/x
  3. Step 3: Cross multiply
    770,335.35x = 1,063,329.98 × 529,415.43
  4. Step 4: Simplify right side
    770,335.35x = 562,943,295,946.51
  5. Step 5: Solve for x
    x = 562,943,295,946.51/770,335.35
  6. Step 6: Final answer
    x = 730,776.92

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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.