Home / 887,421.60-1,330,354.80-532,058.40

Finding the Fourth Proportional to 887,421.60, 1,330,354.80 and 532,058.40

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Solution

The fourth proportional to 887,421.60, 1,330,354.80 and 532,058.40 is: 797,621.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,421.60 : 1,330,354.80 = 532,058.40 : x
  2. Step 2: Convert to fraction form
    887,421.60/1,330,354.80 = 532,058.40/x
  3. Step 3: Cross multiply
    887,421.60x = 1,330,354.80 × 532,058.40
  4. Step 4: Simplify right side
    887,421.60x = 707,826,446,320.32
  5. Step 5: Solve for x
    x = 707,826,446,320.32/887,421.60
  6. Step 6: Final answer
    x = 797,621.39

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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.