Home / 697,020.28-1,045,666.56-223,669.24

Finding the Fourth Proportional to 697,020.28, 1,045,666.56 and 223,669.24

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Solution

The fourth proportional to 697,020.28, 1,045,666.56 and 223,669.24 is: 335,547.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,020.28 : 1,045,666.56 = 223,669.24 : x
  2. Step 2: Convert to fraction form
    697,020.28/1,045,666.56 = 223,669.24/x
  3. Step 3: Cross multiply
    697,020.28x = 1,045,666.56 × 223,669.24
  4. Step 4: Simplify right side
    697,020.28x = 233,883,444,768.61
  5. Step 5: Solve for x
    x = 233,883,444,768.61/697,020.28
  6. Step 6: Final answer
    x = 335,547.55

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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.