Home / 872,329.90-1,306,395.27-590,994.22

Finding the Fourth Proportional to 872,329.90, 1,306,395.27 and 590,994.22

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Solution

The fourth proportional to 872,329.90, 1,306,395.27 and 590,994.22 is: 885,068.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,329.90 : 1,306,395.27 = 590,994.22 : x
  2. Step 2: Convert to fraction form
    872,329.90/1,306,395.27 = 590,994.22/x
  3. Step 3: Cross multiply
    872,329.90x = 1,306,395.27 × 590,994.22
  4. Step 4: Simplify right side
    872,329.90x = 772,072,053,605.34
  5. Step 5: Solve for x
    x = 772,072,053,605.34/872,329.90
  6. Step 6: Final answer
    x = 885,068.89

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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.