Home / 583,298.20-804,951.60-315,026.20

Finding the Fourth Proportional to 583,298.20, 804,951.60 and 315,026.20

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Solution

The fourth proportional to 583,298.20, 804,951.60 and 315,026.20 is: 434,736.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,298.20 : 804,951.60 = 315,026.20 : x
  2. Step 2: Convert to fraction form
    583,298.20/804,951.60 = 315,026.20/x
  3. Step 3: Cross multiply
    583,298.20x = 804,951.60 × 315,026.20
  4. Step 4: Simplify right side
    583,298.20x = 253,580,843,731.92
  5. Step 5: Solve for x
    x = 253,580,843,731.92/583,298.20
  6. Step 6: Final answer
    x = 434,736.20

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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.