Home / 868,053.60-1,302,080.40-572,565.60

Finding the Fourth Proportional to 868,053.60, 1,302,080.40 and 572,565.60

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Solution

The fourth proportional to 868,053.60, 1,302,080.40 and 572,565.60 is: 858,848.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,053.60 : 1,302,080.40 = 572,565.60 : x
  2. Step 2: Convert to fraction form
    868,053.60/1,302,080.40 = 572,565.60/x
  3. Step 3: Cross multiply
    868,053.60x = 1,302,080.40 × 572,565.60
  4. Step 4: Simplify right side
    868,053.60x = 745,526,445,474.24
  5. Step 5: Solve for x
    x = 745,526,445,474.24/868,053.60
  6. Step 6: Final answer
    x = 858,848.40

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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.