Home / 1,009,223.28-1,514,127.13-299,268.40

Finding the Fourth Proportional to 1,009,223.28, 1,514,127.13 and 299,268.40

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Solution

The fourth proportional to 1,009,223.28, 1,514,127.13 and 299,268.40 is: 448,989.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,223.28 : 1,514,127.13 = 299,268.40 : x
  2. Step 2: Convert to fraction form
    1,009,223.28/1,514,127.13 = 299,268.40/x
  3. Step 3: Cross multiply
    1,009,223.28x = 1,514,127.13 × 299,268.40
  4. Step 4: Simplify right side
    1,009,223.28x = 453,130,403,591.69
  5. Step 5: Solve for x
    x = 453,130,403,591.69/1,009,223.28
  6. Step 6: Final answer
    x = 448,989.25

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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.