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Finding the Fourth Proportional to 646,312.77, 968,025.47 and 468,411.39

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Solution

The fourth proportional to 646,312.77, 968,025.47 and 468,411.39 is: 701,570.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,312.77 : 968,025.47 = 468,411.39 : x
  2. Step 2: Convert to fraction form
    646,312.77/968,025.47 = 468,411.39/x
  3. Step 3: Cross multiply
    646,312.77x = 968,025.47 × 468,411.39
  4. Step 4: Simplify right side
    646,312.77x = 453,434,153,616.05
  5. Step 5: Solve for x
    x = 453,434,153,616.05/646,312.77
  6. Step 6: Final answer
    x = 701,570.78

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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.