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Finding the Fourth Proportional to 500,533.70, 750,873.76 and 145,501.59

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Solution

The fourth proportional to 500,533.70, 750,873.76 and 145,501.59 is: 218,273.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,533.70 : 750,873.76 = 145,501.59 : x
  2. Step 2: Convert to fraction form
    500,533.70/750,873.76 = 145,501.59/x
  3. Step 3: Cross multiply
    500,533.70x = 750,873.76 × 145,501.59
  4. Step 4: Simplify right side
    500,533.70x = 109,253,325,605.52
  5. Step 5: Solve for x
    x = 109,253,325,605.52/500,533.70
  6. Step 6: Final answer
    x = 218,273.66

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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.