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Finding the Fourth Proportional to 526,970.10, 788,705.55 and 526,970.10

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Solution

The fourth proportional to 526,970.10, 788,705.55 and 526,970.10 is: 788,705.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,970.10 : 788,705.55 = 526,970.10 : x
  2. Step 2: Convert to fraction form
    526,970.10/788,705.55 = 526,970.10/x
  3. Step 3: Cross multiply
    526,970.10x = 788,705.55 × 526,970.10
  4. Step 4: Simplify right side
    526,970.10x = 415,624,242,554.06
  5. Step 5: Solve for x
    x = 415,624,242,554.06/526,970.10
  6. Step 6: Final answer
    x = 788,705.55

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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.