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Finding the Fourth Proportional to 713,271.67, 984,415.59 and 441,427.10

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Solution

The fourth proportional to 713,271.67, 984,415.59 and 441,427.10 is: 609,231.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,271.67 : 984,415.59 = 441,427.10 : x
  2. Step 2: Convert to fraction form
    713,271.67/984,415.59 = 441,427.10/x
  3. Step 3: Cross multiply
    713,271.67x = 984,415.59 × 441,427.10
  4. Step 4: Simplify right side
    713,271.67x = 434,547,714,166.41
  5. Step 5: Solve for x
    x = 434,547,714,166.41/713,271.67
  6. Step 6: Final answer
    x = 609,231.71

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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.