Home / 470,973.66-705,957.21-342,582.18

Finding the Fourth Proportional to 470,973.66, 705,957.21 and 342,582.18

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Solution

The fourth proportional to 470,973.66, 705,957.21 and 342,582.18 is: 513,507.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,973.66 : 705,957.21 = 342,582.18 : x
  2. Step 2: Convert to fraction form
    470,973.66/705,957.21 = 342,582.18/x
  3. Step 3: Cross multiply
    470,973.66x = 705,957.21 × 342,582.18
  4. Step 4: Simplify right side
    470,973.66x = 241,848,359,988.52
  5. Step 5: Solve for x
    x = 241,848,359,988.52/470,973.66
  6. Step 6: Final answer
    x = 513,507.19

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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.