Home / 872,509.10-1,307,726.85-367,069.10

Finding the Fourth Proportional to 872,509.10, 1,307,726.85 and 367,069.10

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Solution

The fourth proportional to 872,509.10, 1,307,726.85 and 367,069.10 is: 550,167.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,509.10 : 1,307,726.85 = 367,069.10 : x
  2. Step 2: Convert to fraction form
    872,509.10/1,307,726.85 = 367,069.10/x
  3. Step 3: Cross multiply
    872,509.10x = 1,307,726.85 × 367,069.10
  4. Step 4: Simplify right side
    872,509.10x = 480,026,117,875.34
  5. Step 5: Solve for x
    x = 480,026,117,875.34/872,509.10
  6. Step 6: Final answer
    x = 550,167.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.