Home / 487,746.40-731,036.40-250,967.20

Finding the Fourth Proportional to 487,746.40, 731,036.40 and 250,967.20

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Solution

The fourth proportional to 487,746.40, 731,036.40 and 250,967.20 is: 376,150.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,746.40 : 731,036.40 = 250,967.20 : x
  2. Step 2: Convert to fraction form
    487,746.40/731,036.40 = 250,967.20/x
  3. Step 3: Cross multiply
    487,746.40x = 731,036.40 × 250,967.20
  4. Step 4: Simplify right side
    487,746.40x = 183,466,158,406.08
  5. Step 5: Solve for x
    x = 183,466,158,406.08/487,746.40
  6. Step 6: Final answer
    x = 376,150.72

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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.