Home / 750,993.03-1,036,365.95-406,835.52

Finding the Fourth Proportional to 750,993.03, 1,036,365.95 and 406,835.52

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Solution

The fourth proportional to 750,993.03, 1,036,365.95 and 406,835.52 is: 561,430.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,993.03 : 1,036,365.95 = 406,835.52 : x
  2. Step 2: Convert to fraction form
    750,993.03/1,036,365.95 = 406,835.52/x
  3. Step 3: Cross multiply
    750,993.03x = 1,036,365.95 × 406,835.52
  4. Step 4: Simplify right side
    750,993.03x = 421,630,478,144.37
  5. Step 5: Solve for x
    x = 421,630,478,144.37/750,993.03
  6. Step 6: Final answer
    x = 561,430.61

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1.5x scale

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.