Home / 852,164.18-1,175,985.75-470,190.98

Finding the Fourth Proportional to 852,164.18, 1,175,985.75 and 470,190.98

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Solution

The fourth proportional to 852,164.18, 1,175,985.75 and 470,190.98 is: 648,863.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,164.18 : 1,175,985.75 = 470,190.98 : x
  2. Step 2: Convert to fraction form
    852,164.18/1,175,985.75 = 470,190.98/x
  3. Step 3: Cross multiply
    852,164.18x = 1,175,985.75 × 470,190.98
  4. Step 4: Simplify right side
    852,164.18x = 552,937,892,258.54
  5. Step 5: Solve for x
    x = 552,937,892,258.54/852,164.18
  6. Step 6: Final answer
    x = 648,863.10

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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.