Home / 648,985.94-971,110.59-382,873.94

Finding the Fourth Proportional to 648,985.94, 971,110.59 and 382,873.94

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Solution

The fourth proportional to 648,985.94, 971,110.59 and 382,873.94 is: 572,913.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,985.94 : 971,110.59 = 382,873.94 : x
  2. Step 2: Convert to fraction form
    648,985.94/971,110.59 = 382,873.94/x
  3. Step 3: Cross multiply
    648,985.94x = 971,110.59 × 382,873.94
  4. Step 4: Simplify right side
    648,985.94x = 371,812,937,769.03
  5. Step 5: Solve for x
    x = 371,812,937,769.03/648,985.94
  6. Step 6: Final answer
    x = 572,913.70

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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.