Home / 947,450.16-1,307,426.13-517,733.82

Finding the Fourth Proportional to 947,450.16, 1,307,426.13 and 517,733.82

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Solution

The fourth proportional to 947,450.16, 1,307,426.13 and 517,733.82 is: 714,442.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,450.16 : 1,307,426.13 = 517,733.82 : x
  2. Step 2: Convert to fraction form
    947,450.16/1,307,426.13 = 517,733.82/x
  3. Step 3: Cross multiply
    947,450.16x = 1,307,426.13 × 517,733.82
  4. Step 4: Simplify right side
    947,450.16x = 676,898,724,652.72
  5. Step 5: Solve for x
    x = 676,898,724,652.72/947,450.16
  6. Step 6: Final answer
    x = 714,442.57

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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.