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Finding the Fourth Proportional to 898,472.04, 1,347,258.48 and 299,224.32

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Solution

The fourth proportional to 898,472.04, 1,347,258.48 and 299,224.32 is: 448,686.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,472.04 : 1,347,258.48 = 299,224.32 : x
  2. Step 2: Convert to fraction form
    898,472.04/1,347,258.48 = 299,224.32/x
  3. Step 3: Cross multiply
    898,472.04x = 1,347,258.48 × 299,224.32
  4. Step 4: Simplify right side
    898,472.04x = 403,132,502,542.23
  5. Step 5: Solve for x
    x = 403,132,502,542.23/898,472.04
  6. Step 6: Final answer
    x = 448,686.75

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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.