Home / 949,549.02-1,423,866.69-318,021.18

Finding the Fourth Proportional to 949,549.02, 1,423,866.69 and 318,021.18

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Solution

The fourth proportional to 949,549.02, 1,423,866.69 and 318,021.18 is: 476,878.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,549.02 : 1,423,866.69 = 318,021.18 : x
  2. Step 2: Convert to fraction form
    949,549.02/1,423,866.69 = 318,021.18/x
  3. Step 3: Cross multiply
    949,549.02x = 1,423,866.69 × 318,021.18
  4. Step 4: Simplify right side
    949,549.02x = 452,819,764,916.49
  5. Step 5: Solve for x
    x = 452,819,764,916.49/949,549.02
  6. Step 6: Final answer
    x = 476,878.77

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Double scale
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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.