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Finding the Fourth Proportional to 473,863.80, 710,795.70 and 118,889.40

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Solution

The fourth proportional to 473,863.80, 710,795.70 and 118,889.40 is: 178,334.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,863.80 : 710,795.70 = 118,889.40 : x
  2. Step 2: Convert to fraction form
    473,863.80/710,795.70 = 118,889.40/x
  3. Step 3: Cross multiply
    473,863.80x = 710,795.70 × 118,889.40
  4. Step 4: Simplify right side
    473,863.80x = 84,506,074,295.58
  5. Step 5: Solve for x
    x = 84,506,074,295.58/473,863.80
  6. Step 6: Final answer
    x = 178,334.10

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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.