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Finding the Fourth Proportional to 573,029.88, 859,543.89 and 152,305.75

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Solution

The fourth proportional to 573,029.88, 859,543.89 and 152,305.75 is: 228,458.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,029.88 : 859,543.89 = 152,305.75 : x
  2. Step 2: Convert to fraction form
    573,029.88/859,543.89 = 152,305.75/x
  3. Step 3: Cross multiply
    573,029.88x = 859,543.89 × 152,305.75
  4. Step 4: Simplify right side
    573,029.88x = 130,913,477,327.65
  5. Step 5: Solve for x
    x = 130,913,477,327.65/573,029.88
  6. Step 6: Final answer
    x = 228,458.38

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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.