Home / 852,090.84-1,175,852.70-470,111.04

Finding the Fourth Proportional to 852,090.84, 1,175,852.70 and 470,111.04

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Solution

The fourth proportional to 852,090.84, 1,175,852.70 and 470,111.04 is: 648,735.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,090.84 : 1,175,852.70 = 470,111.04 : x
  2. Step 2: Convert to fraction form
    852,090.84/1,175,852.70 = 470,111.04/x
  3. Step 3: Cross multiply
    852,090.84x = 1,175,852.70 × 470,111.04
  4. Step 4: Simplify right side
    852,090.84x = 552,781,335,683.81
  5. Step 5: Solve for x
    x = 552,781,335,683.81/852,090.84
  6. Step 6: Final answer
    x = 648,735.22

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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.