Home / 1,030,479.04-1,421,959.44-571,585.60

Finding the Fourth Proportional to 1,030,479.04, 1,421,959.44 and 571,585.60

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Solution

The fourth proportional to 1,030,479.04, 1,421,959.44 and 571,585.60 is: 788,731.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,479.04 : 1,421,959.44 = 571,585.60 : x
  2. Step 2: Convert to fraction form
    1,030,479.04/1,421,959.44 = 571,585.60/x
  3. Step 3: Cross multiply
    1,030,479.04x = 1,421,959.44 × 571,585.60
  4. Step 4: Simplify right side
    1,030,479.04x = 812,771,539,688.06
  5. Step 5: Solve for x
    x = 812,771,539,688.06/1,030,479.04
  6. Step 6: Final answer
    x = 788,731.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.