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Finding the Fourth Proportional to 562,832.07, 776,709.51 and 304,711.74

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Solution

The fourth proportional to 562,832.07, 776,709.51 and 304,711.74 is: 420,502.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,832.07 : 776,709.51 = 304,711.74 : x
  2. Step 2: Convert to fraction form
    562,832.07/776,709.51 = 304,711.74/x
  3. Step 3: Cross multiply
    562,832.07x = 776,709.51 × 304,711.74
  4. Step 4: Simplify right side
    562,832.07x = 236,672,506,266.65
  5. Step 5: Solve for x
    x = 236,672,506,266.65/562,832.07
  6. Step 6: Final answer
    x = 420,502.88

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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.