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Finding the Fourth Proportional to 600,312.24, 828,420.01 and 328,377.76

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Solution

The fourth proportional to 600,312.24, 828,420.01 and 328,377.76 is: 453,155.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,312.24 : 828,420.01 = 328,377.76 : x
  2. Step 2: Convert to fraction form
    600,312.24/828,420.01 = 328,377.76/x
  3. Step 3: Cross multiply
    600,312.24x = 828,420.01 × 328,377.76
  4. Step 4: Simplify right side
    600,312.24x = 272,034,707,222.98
  5. Step 5: Solve for x
    x = 272,034,707,222.98/600,312.24
  6. Step 6: Final answer
    x = 453,155.36

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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.