Home / 774,032.33-1,068,178.93-429,900.13

Finding the Fourth Proportional to 774,032.33, 1,068,178.93 and 429,900.13

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Solution

The fourth proportional to 774,032.33, 1,068,178.93 and 429,900.13 is: 593,270.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,032.33 : 1,068,178.93 = 429,900.13 : x
  2. Step 2: Convert to fraction form
    774,032.33/1,068,178.93 = 429,900.13/x
  3. Step 3: Cross multiply
    774,032.33x = 1,068,178.93 × 429,900.13
  4. Step 4: Simplify right side
    774,032.33x = 459,210,261,130.73
  5. Step 5: Solve for x
    x = 459,210,261,130.73/774,032.33
  6. Step 6: Final answer
    x = 593,270.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.