Home / 572,968.49-859,157.08-257,155.16

Finding the Fourth Proportional to 572,968.49, 859,157.08 and 257,155.16

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Solution

The fourth proportional to 572,968.49, 859,157.08 and 257,155.16 is: 385,600.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,968.49 : 859,157.08 = 257,155.16 : x
  2. Step 2: Convert to fraction form
    572,968.49/859,157.08 = 257,155.16/x
  3. Step 3: Cross multiply
    572,968.49x = 859,157.08 × 257,155.16
  4. Step 4: Simplify right side
    572,968.49x = 220,936,671,433.86
  5. Step 5: Solve for x
    x = 220,936,671,433.86/572,968.49
  6. Step 6: Final answer
    x = 385,600.04

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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.