Home / 880,929.40-1,321,394.10-461,025.40

Finding the Fourth Proportional to 880,929.40, 1,321,394.10 and 461,025.40

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Solution

The fourth proportional to 880,929.40, 1,321,394.10 and 461,025.40 is: 691,538.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,929.40 : 1,321,394.10 = 461,025.40 : x
  2. Step 2: Convert to fraction form
    880,929.40/1,321,394.10 = 461,025.40/x
  3. Step 3: Cross multiply
    880,929.40x = 1,321,394.10 × 461,025.40
  4. Step 4: Simplify right side
    880,929.40x = 609,196,243,510.14
  5. Step 5: Solve for x
    x = 609,196,243,510.14/880,929.40
  6. Step 6: Final answer
    x = 691,538.10

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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.