Home / 942,458.94-1,300,598.99-512,742.16

Finding the Fourth Proportional to 942,458.94, 1,300,598.99 and 512,742.16

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Solution

The fourth proportional to 942,458.94, 1,300,598.99 and 512,742.16 is: 707,587.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,458.94 : 1,300,598.99 = 512,742.16 : x
  2. Step 2: Convert to fraction form
    942,458.94/1,300,598.99 = 512,742.16/x
  3. Step 3: Cross multiply
    942,458.94x = 1,300,598.99 × 512,742.16
  4. Step 4: Simplify right side
    942,458.94x = 666,871,935,426.42
  5. Step 5: Solve for x
    x = 666,871,935,426.42/942,458.94
  6. Step 6: Final answer
    x = 707,587.26

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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.