Home / 695,590.80-1,043,386.20-483,014.40

Finding the Fourth Proportional to 695,590.80, 1,043,386.20 and 483,014.40

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Solution

The fourth proportional to 695,590.80, 1,043,386.20 and 483,014.40 is: 724,521.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,590.80 : 1,043,386.20 = 483,014.40 : x
  2. Step 2: Convert to fraction form
    695,590.80/1,043,386.20 = 483,014.40/x
  3. Step 3: Cross multiply
    695,590.80x = 1,043,386.20 × 483,014.40
  4. Step 4: Simplify right side
    695,590.80x = 503,970,559,361.28
  5. Step 5: Solve for x
    x = 503,970,559,361.28/695,590.80
  6. Step 6: Final answer
    x = 724,521.60

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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.