Home / 849,117.79-1,273,472.56-249,916.24

Finding the Fourth Proportional to 849,117.79, 1,273,472.56 and 249,916.24

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Solution

The fourth proportional to 849,117.79, 1,273,472.56 and 249,916.24 is: 374,814.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,117.79 : 1,273,472.56 = 249,916.24 : x
  2. Step 2: Convert to fraction form
    849,117.79/1,273,472.56 = 249,916.24/x
  3. Step 3: Cross multiply
    849,117.79x = 1,273,472.56 × 249,916.24
  4. Step 4: Simplify right side
    849,117.79x = 318,261,473,938.37
  5. Step 5: Solve for x
    x = 318,261,473,938.37/849,117.79
  6. Step 6: Final answer
    x = 374,814.28

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Double scale
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Similar ratio
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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.