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Finding the Fourth Proportional to 574,603,714.56, 792,955,547.64 and 323,711,116.68

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Solution

The fourth proportional to 574,603,714.56, 792,955,547.64 and 323,711,116.68 is: 446,722,705.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,603,714.56 : 792,955,547.64 = 323,711,116.68 : x
  2. Step 2: Convert to fraction form
    574,603,714.56/792,955,547.64 = 323,711,116.68/x
  3. Step 3: Cross multiply
    574,603,714.56x = 792,955,547.64 × 323,711,116.68
  4. Step 4: Simplify right side
    574,603,714.56x = 256,688,525,804,145,344
  5. Step 5: Solve for x
    x = 256,688,525,804,145,344/574,603,714.56
  6. Step 6: Final answer
    x = 446,722,705.23

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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.