Home / 887,554.60-1,330,602.90-382,503.40

Finding the Fourth Proportional to 887,554.60, 1,330,602.90 and 382,503.40

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Solution

The fourth proportional to 887,554.60, 1,330,602.90 and 382,503.40 is: 573,440.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,554.60 : 1,330,602.90 = 382,503.40 : x
  2. Step 2: Convert to fraction form
    887,554.60/1,330,602.90 = 382,503.40/x
  3. Step 3: Cross multiply
    887,554.60x = 1,330,602.90 × 382,503.40
  4. Step 4: Simplify right side
    887,554.60x = 508,960,133,299.86
  5. Step 5: Solve for x
    x = 508,960,133,299.86/887,554.60
  6. Step 6: Final answer
    x = 573,440.93

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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.