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Finding the Fourth Proportional to 575,533.86, 794,284.08 and 317,461.38

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Solution

The fourth proportional to 575,533.86, 794,284.08 and 317,461.38 is: 438,122.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,533.86 : 794,284.08 = 317,461.38 : x
  2. Step 2: Convert to fraction form
    575,533.86/794,284.08 = 317,461.38/x
  3. Step 3: Cross multiply
    575,533.86x = 794,284.08 × 317,461.38
  4. Step 4: Simplify right side
    575,533.86x = 252,154,520,148.83
  5. Step 5: Solve for x
    x = 252,154,520,148.83/575,533.86
  6. Step 6: Final answer
    x = 438,122.82

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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.