Home / 975,726.80-1,463,590.20-576,558.80

Finding the Fourth Proportional to 975,726.80, 1,463,590.20 and 576,558.80

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Solution

The fourth proportional to 975,726.80, 1,463,590.20 and 576,558.80 is: 864,838.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,726.80 : 1,463,590.20 = 576,558.80 : x
  2. Step 2: Convert to fraction form
    975,726.80/1,463,590.20 = 576,558.80/x
  3. Step 3: Cross multiply
    975,726.80x = 1,463,590.20 × 576,558.80
  4. Step 4: Simplify right side
    975,726.80x = 843,845,809,403.76
  5. Step 5: Solve for x
    x = 843,845,809,403.76/975,726.80
  6. Step 6: Final answer
    x = 864,838.20

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Double scale
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Similar ratio
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1.5x scale

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.