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Finding the Fourth Proportional to 519,763.32, 779,956.01 and 224,275.32

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Solution

The fourth proportional to 519,763.32, 779,956.01 and 224,275.32 is: 336,547.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    519,763.32 : 779,956.01 = 224,275.32 : x
  2. Step 2: Convert to fraction form
    519,763.32/779,956.01 = 224,275.32/x
  3. Step 3: Cross multiply
    519,763.32x = 779,956.01 × 224,275.32
  4. Step 4: Simplify right side
    519,763.32x = 174,924,879,828.89
  5. Step 5: Solve for x
    x = 174,924,879,828.89/519,763.32
  6. Step 6: Final answer
    x = 336,547.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.