Home / 751,021.53-1,124,663.93-525,325.18

Finding the Fourth Proportional to 751,021.53, 1,124,663.93 and 525,325.18

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Solution

The fourth proportional to 751,021.53, 1,124,663.93 and 525,325.18 is: 786,680.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,021.53 : 1,124,663.93 = 525,325.18 : x
  2. Step 2: Convert to fraction form
    751,021.53/1,124,663.93 = 525,325.18/x
  3. Step 3: Cross multiply
    751,021.53x = 1,124,663.93 × 525,325.18
  4. Step 4: Simplify right side
    751,021.53x = 590,814,281,466.76
  5. Step 5: Solve for x
    x = 590,814,281,466.76/751,021.53
  6. Step 6: Final answer
    x = 786,680.88

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Double scale
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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.