Home / 452,629.07-624,368.28-282,567.95

Finding the Fourth Proportional to 452,629.07, 624,368.28 and 282,567.95

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Solution

The fourth proportional to 452,629.07, 624,368.28 and 282,567.95 is: 389,781.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,629.07 : 624,368.28 = 282,567.95 : x
  2. Step 2: Convert to fraction form
    452,629.07/624,368.28 = 282,567.95/x
  3. Step 3: Cross multiply
    452,629.07x = 624,368.28 × 282,567.95
  4. Step 4: Simplify right side
    452,629.07x = 176,426,463,071.22
  5. Step 5: Solve for x
    x = 176,426,463,071.22/452,629.07
  6. Step 6: Final answer
    x = 389,781.56

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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.