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Finding the Fourth Proportional to 574,823.60, 803,178.40 and 574,823.60

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Solution

The fourth proportional to 574,823.60, 803,178.40 and 574,823.60 is: 803,178.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,823.60 : 803,178.40 = 574,823.60 : x
  2. Step 2: Convert to fraction form
    574,823.60/803,178.40 = 574,823.60/x
  3. Step 3: Cross multiply
    574,823.60x = 803,178.40 × 574,823.60
  4. Step 4: Simplify right side
    574,823.60x = 461,685,899,330.24
  5. Step 5: Solve for x
    x = 461,685,899,330.24/574,823.60
  6. Step 6: Final answer
    x = 803,178.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.