Home / 947,288.02-1,307,242.02-517,558.90

Finding the Fourth Proportional to 947,288.02, 1,307,242.02 and 517,558.90

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Solution

The fourth proportional to 947,288.02, 1,307,242.02 and 517,558.90 is: 714,222.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,288.02 : 1,307,242.02 = 517,558.90 : x
  2. Step 2: Convert to fraction form
    947,288.02/1,307,242.02 = 517,558.90/x
  3. Step 3: Cross multiply
    947,288.02x = 1,307,242.02 × 517,558.90
  4. Step 4: Simplify right side
    947,288.02x = 676,574,741,904.98
  5. Step 5: Solve for x
    x = 676,574,741,904.98/947,288.02
  6. Step 6: Final answer
    x = 714,222.84

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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.