Home / 872,510.10-1,307,728.35-367,070.10

Finding the Fourth Proportional to 872,510.10, 1,307,728.35 and 367,070.10

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Solution

The fourth proportional to 872,510.10, 1,307,728.35 and 367,070.10 is: 550,168.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,510.10 : 1,307,728.35 = 367,070.10 : x
  2. Step 2: Convert to fraction form
    872,510.10/1,307,728.35 = 367,070.10/x
  3. Step 3: Cross multiply
    872,510.10x = 1,307,728.35 × 367,070.10
  4. Step 4: Simplify right side
    872,510.10x = 480,027,976,207.34
  5. Step 5: Solve for x
    x = 480,027,976,207.34/872,510.10
  6. Step 6: Final answer
    x = 550,168.96

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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.