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Finding the Fourth Proportional to 448,461.51, 618,881.71 and 244,510.77

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Solution

The fourth proportional to 448,461.51, 618,881.71 and 244,510.77 is: 337,427.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,461.51 : 618,881.71 = 244,510.77 : x
  2. Step 2: Convert to fraction form
    448,461.51/618,881.71 = 244,510.77/x
  3. Step 3: Cross multiply
    448,461.51x = 618,881.71 × 244,510.77
  4. Step 4: Simplify right side
    448,461.51x = 151,323,240,356.61
  5. Step 5: Solve for x
    x = 151,323,240,356.61/448,461.51
  6. Step 6: Final answer
    x = 337,427.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.