Home / 872,275.15-1,307,077.28-586,908.71

Finding the Fourth Proportional to 872,275.15, 1,307,077.28 and 586,908.71

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Solution

The fourth proportional to 872,275.15, 1,307,077.28 and 586,908.71 is: 879,464.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,275.15 : 1,307,077.28 = 586,908.71 : x
  2. Step 2: Convert to fraction form
    872,275.15/1,307,077.28 = 586,908.71/x
  3. Step 3: Cross multiply
    872,275.15x = 1,307,077.28 × 586,908.71
  4. Step 4: Simplify right side
    872,275.15x = 767,135,030,805.18
  5. Step 5: Solve for x
    x = 767,135,030,805.18/872,275.15
  6. Step 6: Final answer
    x = 879,464.50

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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.