Home / 712,974.12-1,069,699.47-233,223.81

Finding the Fourth Proportional to 712,974.12, 1,069,699.47 and 233,223.81

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Solution

The fourth proportional to 712,974.12, 1,069,699.47 and 233,223.81 is: 349,913.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,974.12 : 1,069,699.47 = 233,223.81 : x
  2. Step 2: Convert to fraction form
    712,974.12/1,069,699.47 = 233,223.81/x
  3. Step 3: Cross multiply
    712,974.12x = 1,069,699.47 × 233,223.81
  4. Step 4: Simplify right side
    712,974.12x = 249,479,385,948.38
  5. Step 5: Solve for x
    x = 249,479,385,948.38/712,974.12
  6. Step 6: Final answer
    x = 349,913.66

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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.