Home / 942,457.01-1,300,596.33-512,740.22

Finding the Fourth Proportional to 942,457.01, 1,300,596.33 and 512,740.22

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Solution

The fourth proportional to 942,457.01, 1,300,596.33 and 512,740.22 is: 707,584.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,457.01 : 1,300,596.33 = 512,740.22 : x
  2. Step 2: Convert to fraction form
    942,457.01/1,300,596.33 = 512,740.22/x
  3. Step 3: Cross multiply
    942,457.01x = 1,300,596.33 × 512,740.22
  4. Step 4: Simplify right side
    942,457.01x = 666,868,048,375.39
  5. Step 5: Solve for x
    x = 666,868,048,375.39/942,457.01
  6. Step 6: Final answer
    x = 707,584.58

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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.