Home / 1,089,510.67-1,634,528.40-341,556.67

Finding the Fourth Proportional to 1,089,510.67, 1,634,528.40 and 341,556.67

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Solution

The fourth proportional to 1,089,510.67, 1,634,528.40 and 341,556.67 is: 512,417.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,089,510.67 : 1,634,528.40 = 341,556.67 : x
  2. Step 2: Convert to fraction form
    1,089,510.67/1,634,528.40 = 341,556.67/x
  3. Step 3: Cross multiply
    1,089,510.67x = 1,634,528.40 × 341,556.67
  4. Step 4: Simplify right side
    1,089,510.67x = 558,284,077,324.43
  5. Step 5: Solve for x
    x = 558,284,077,324.43/1,089,510.67
  6. Step 6: Final answer
    x = 512,417.26

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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.