Home / 832,967.48-1,249,192.60-300,419.28

Finding the Fourth Proportional to 832,967.48, 1,249,192.60 and 300,419.28

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Solution

The fourth proportional to 832,967.48, 1,249,192.60 and 300,419.28 is: 450,535.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,967.48 : 1,249,192.60 = 300,419.28 : x
  2. Step 2: Convert to fraction form
    832,967.48/1,249,192.60 = 300,419.28/x
  3. Step 3: Cross multiply
    832,967.48x = 1,249,192.60 × 300,419.28
  4. Step 4: Simplify right side
    832,967.48x = 375,281,540,722.28
  5. Step 5: Solve for x
    x = 375,281,540,722.28/832,967.48
  6. Step 6: Final answer
    x = 450,535.64

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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.