Home / 466,095.47-643,261.10-284,913.45

Finding the Fourth Proportional to 466,095.47, 643,261.10 and 284,913.45

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Solution

The fourth proportional to 466,095.47, 643,261.10 and 284,913.45 is: 393,210.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,095.47 : 643,261.10 = 284,913.45 : x
  2. Step 2: Convert to fraction form
    466,095.47/643,261.10 = 284,913.45/x
  3. Step 3: Cross multiply
    466,095.47x = 643,261.10 × 284,913.45
  4. Step 4: Simplify right side
    466,095.47x = 183,273,737,827.23
  5. Step 5: Solve for x
    x = 183,273,737,827.23/466,095.47
  6. Step 6: Final answer
    x = 393,210.73

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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.