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Finding the Fourth Proportional to 464,739.70, 697,109.55 and 436,746.10

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Solution

The fourth proportional to 464,739.70, 697,109.55 and 436,746.10 is: 655,119.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,739.70 : 697,109.55 = 436,746.10 : x
  2. Step 2: Convert to fraction form
    464,739.70/697,109.55 = 436,746.10/x
  3. Step 3: Cross multiply
    464,739.70x = 697,109.55 × 436,746.10
  4. Step 4: Simplify right side
    464,739.70x = 304,459,877,235.26
  5. Step 5: Solve for x
    x = 304,459,877,235.26/464,739.70
  6. Step 6: Final answer
    x = 655,119.15

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Similar ratio
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1.5x scale

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.