Home / 708,705.80-1,063,058.70-626,037.20

Finding the Fourth Proportional to 708,705.80, 1,063,058.70 and 626,037.20

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Solution

The fourth proportional to 708,705.80, 1,063,058.70 and 626,037.20 is: 939,055.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,705.80 : 1,063,058.70 = 626,037.20 : x
  2. Step 2: Convert to fraction form
    708,705.80/1,063,058.70 = 626,037.20/x
  3. Step 3: Cross multiply
    708,705.80x = 1,063,058.70 × 626,037.20
  4. Step 4: Simplify right side
    708,705.80x = 665,514,291,983.64
  5. Step 5: Solve for x
    x = 665,514,291,983.64/708,705.80
  6. Step 6: Final answer
    x = 939,055.80

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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.