Home / 671,570.32-926,832.36-501,509.20

Finding the Fourth Proportional to 671,570.32, 926,832.36 and 501,509.20

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Solution

The fourth proportional to 671,570.32, 926,832.36 and 501,509.20 is: 692,131.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,570.32 : 926,832.36 = 501,509.20 : x
  2. Step 2: Convert to fraction form
    671,570.32/926,832.36 = 501,509.20/x
  3. Step 3: Cross multiply
    671,570.32x = 926,832.36 × 501,509.20
  4. Step 4: Simplify right side
    671,570.32x = 464,814,955,397.71
  5. Step 5: Solve for x
    x = 464,814,955,397.71/671,570.32
  6. Step 6: Final answer
    x = 692,131.47

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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.