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Finding the Fourth Proportional to 760,594.56, 1,049,290.88 and 458,620.80

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Solution

The fourth proportional to 760,594.56, 1,049,290.88 and 458,620.80 is: 632,697.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,594.56 : 1,049,290.88 = 458,620.80 : x
  2. Step 2: Convert to fraction form
    760,594.56/1,049,290.88 = 458,620.80/x
  3. Step 3: Cross multiply
    760,594.56x = 1,049,290.88 × 458,620.80
  4. Step 4: Simplify right side
    760,594.56x = 481,226,622,818.30
  5. Step 5: Solve for x
    x = 481,226,622,818.30/760,594.56
  6. Step 6: Final answer
    x = 632,697.96

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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.