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Finding the Fourth Proportional to 333,643.99, 460,428.90 and 180,683.36

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Solution

The fourth proportional to 333,643.99, 460,428.90 and 180,683.36 is: 249,343.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,643.99 : 460,428.90 = 180,683.36 : x
  2. Step 2: Convert to fraction form
    333,643.99/460,428.90 = 180,683.36/x
  3. Step 3: Cross multiply
    333,643.99x = 460,428.90 × 180,683.36
  4. Step 4: Simplify right side
    333,643.99x = 83,191,840,693.10
  5. Step 5: Solve for x
    x = 83,191,840,693.10/333,643.99
  6. Step 6: Final answer
    x = 249,343.14

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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.