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Finding the Fourth Proportional to 707,052.10, 975,752.24 and 384,782.60

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Solution

The fourth proportional to 707,052.10, 975,752.24 and 384,782.60 is: 531,011.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,052.10 : 975,752.24 = 384,782.60 : x
  2. Step 2: Convert to fraction form
    707,052.10/975,752.24 = 384,782.60/x
  3. Step 3: Cross multiply
    707,052.10x = 975,752.24 × 384,782.60
  4. Step 4: Simplify right side
    707,052.10x = 375,452,483,863.02
  5. Step 5: Solve for x
    x = 375,452,483,863.02/707,052.10
  6. Step 6: Final answer
    x = 531,011.06

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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.