Home / 460,547.10-689,803.56-300,852.36

Finding the Fourth Proportional to 460,547.10, 689,803.56 and 300,852.36

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Solution

The fourth proportional to 460,547.10, 689,803.56 and 300,852.36 is: 450,614.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,547.10 : 689,803.56 = 300,852.36 : x
  2. Step 2: Convert to fraction form
    460,547.10/689,803.56 = 300,852.36/x
  3. Step 3: Cross multiply
    460,547.10x = 689,803.56 × 300,852.36
  4. Step 4: Simplify right side
    460,547.10x = 207,529,028,962.40
  5. Step 5: Solve for x
    x = 207,529,028,962.40/460,547.10
  6. Step 6: Final answer
    x = 450,614.13

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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.