Home / 849,141.86-1,273,671.16-316,621.24

Finding the Fourth Proportional to 849,141.86, 1,273,671.16 and 316,621.24

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Solution

The fourth proportional to 849,141.86, 1,273,671.16 and 316,621.24 is: 474,916.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,141.86 : 1,273,671.16 = 316,621.24 : x
  2. Step 2: Convert to fraction form
    849,141.86/1,273,671.16 = 316,621.24/x
  3. Step 3: Cross multiply
    849,141.86x = 1,273,671.16 × 316,621.24
  4. Step 4: Simplify right side
    849,141.86x = 403,271,338,055.71
  5. Step 5: Solve for x
    x = 403,271,338,055.71/849,141.86
  6. Step 6: Final answer
    x = 474,916.34

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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.