Home / 942,044.58-1,300,008.96-512,315.46

Finding the Fourth Proportional to 942,044.58, 1,300,008.96 and 512,315.46

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Solution

The fourth proportional to 942,044.58, 1,300,008.96 and 512,315.46 is: 706,988.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,044.58 : 1,300,008.96 = 512,315.46 : x
  2. Step 2: Convert to fraction form
    942,044.58/1,300,008.96 = 512,315.46/x
  3. Step 3: Cross multiply
    942,044.58x = 1,300,008.96 × 512,315.46
  4. Step 4: Simplify right side
    942,044.58x = 666,014,688,346.52
  5. Step 5: Solve for x
    x = 666,014,688,346.52/942,044.58
  6. Step 6: Final answer
    x = 706,988.50

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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.