Home / 835,274.82-1,152,678.65-472,692.09

Finding the Fourth Proportional to 835,274.82, 1,152,678.65 and 472,692.09

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Solution

The fourth proportional to 835,274.82, 1,152,678.65 and 472,692.09 is: 652,314.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,274.82 : 1,152,678.65 = 472,692.09 : x
  2. Step 2: Convert to fraction form
    835,274.82/1,152,678.65 = 472,692.09/x
  3. Step 3: Cross multiply
    835,274.82x = 1,152,678.65 × 472,692.09
  4. Step 4: Simplify right side
    835,274.82x = 544,862,077,803.42
  5. Step 5: Solve for x
    x = 544,862,077,803.42/835,274.82
  6. Step 6: Final answer
    x = 652,314.74

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Double scale
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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.