Home / 731,633.13-1,009,692.95-409,323.96

Finding the Fourth Proportional to 731,633.13, 1,009,692.95 and 409,323.96

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Solution

The fourth proportional to 731,633.13, 1,009,692.95 and 409,323.96 is: 564,889.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,633.13 : 1,009,692.95 = 409,323.96 : x
  2. Step 2: Convert to fraction form
    731,633.13/1,009,692.95 = 409,323.96/x
  3. Step 3: Cross multiply
    731,633.13x = 1,009,692.95 × 409,323.96
  4. Step 4: Simplify right side
    731,633.13x = 413,291,514,631.46
  5. Step 5: Solve for x
    x = 413,291,514,631.46/731,633.13
  6. Step 6: Final answer
    x = 564,889.01

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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.