Home / 712,903.77-1,069,129.53-233,023.05

Finding the Fourth Proportional to 712,903.77, 1,069,129.53 and 233,023.05

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Solution

The fourth proportional to 712,903.77, 1,069,129.53 and 233,023.05 is: 349,460.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,903.77 : 1,069,129.53 = 233,023.05 : x
  2. Step 2: Convert to fraction form
    712,903.77/1,069,129.53 = 233,023.05/x
  3. Step 3: Cross multiply
    712,903.77x = 1,069,129.53 × 233,023.05
  4. Step 4: Simplify right side
    712,903.77x = 249,131,823,925.67
  5. Step 5: Solve for x
    x = 249,131,823,925.67/712,903.77
  6. Step 6: Final answer
    x = 349,460.66

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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.