Home / 724,519.40-1,085,365.34-474,443.24

Finding the Fourth Proportional to 724,519.40, 1,085,365.34 and 474,443.24

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Solution

The fourth proportional to 724,519.40, 1,085,365.34 and 474,443.24 is: 710,739.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,519.40 : 1,085,365.34 = 474,443.24 : x
  2. Step 2: Convert to fraction form
    724,519.40/1,085,365.34 = 474,443.24/x
  3. Step 3: Cross multiply
    724,519.40x = 1,085,365.34 × 474,443.24
  4. Step 4: Simplify right side
    724,519.40x = 514,944,248,493.30
  5. Step 5: Solve for x
    x = 514,944,248,493.30/724,519.40
  6. Step 6: Final answer
    x = 710,739.08

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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.