Home / 942,463.35-1,300,605.14-512,746.56

Finding the Fourth Proportional to 942,463.35, 1,300,605.14 and 512,746.56

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Solution

The fourth proportional to 942,463.35, 1,300,605.14 and 512,746.56 is: 707,593.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,463.35 : 1,300,605.14 = 512,746.56 : x
  2. Step 2: Convert to fraction form
    942,463.35/1,300,605.14 = 512,746.56/x
  3. Step 3: Cross multiply
    942,463.35x = 1,300,605.14 × 512,746.56
  4. Step 4: Simplify right side
    942,463.35x = 666,880,812,735.19
  5. Step 5: Solve for x
    x = 666,880,812,735.19/942,463.35
  6. Step 6: Final answer
    x = 707,593.36

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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.