Home / 600,659.55-828,828.18-358,890.75

Finding the Fourth Proportional to 600,659.55, 828,828.18 and 358,890.75

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Solution

The fourth proportional to 600,659.55, 828,828.18 and 358,890.75 is: 495,220.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,659.55 : 828,828.18 = 358,890.75 : x
  2. Step 2: Convert to fraction form
    600,659.55/828,828.18 = 358,890.75/x
  3. Step 3: Cross multiply
    600,659.55x = 828,828.18 × 358,890.75
  4. Step 4: Simplify right side
    600,659.55x = 297,458,767,141.34
  5. Step 5: Solve for x
    x = 297,458,767,141.34/600,659.55
  6. Step 6: Final answer
    x = 495,220.24

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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.