Home / 572,043.75-786,621.02-496,461.03

Finding the Fourth Proportional to 572,043.75, 786,621.02 and 496,461.03

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Solution

The fourth proportional to 572,043.75, 786,621.02 and 496,461.03 is: 682,686.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,043.75 : 786,621.02 = 496,461.03 : x
  2. Step 2: Convert to fraction form
    572,043.75/786,621.02 = 496,461.03/x
  3. Step 3: Cross multiply
    572,043.75x = 786,621.02 × 496,461.03
  4. Step 4: Simplify right side
    572,043.75x = 390,526,679,326.55
  5. Step 5: Solve for x
    x = 390,526,679,326.55/572,043.75
  6. Step 6: Final answer
    x = 682,686.73

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Double scale
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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.