Home / 832,782.96-1,248,987.65-383,071.95

Finding the Fourth Proportional to 832,782.96, 1,248,987.65 and 383,071.95

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Solution

The fourth proportional to 832,782.96, 1,248,987.65 and 383,071.95 is: 574,522.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,782.96 : 1,248,987.65 = 383,071.95 : x
  2. Step 2: Convert to fraction form
    832,782.96/1,248,987.65 = 383,071.95/x
  3. Step 3: Cross multiply
    832,782.96x = 1,248,987.65 × 383,071.95
  4. Step 4: Simplify right side
    832,782.96x = 478,452,132,696.06
  5. Step 5: Solve for x
    x = 478,452,132,696.06/832,782.96
  6. Step 6: Final answer
    x = 574,522.00

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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.