Home / 910,715.49-1,365,944.90-572,725.89

Finding the Fourth Proportional to 910,715.49, 1,365,944.90 and 572,725.89

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Solution

The fourth proportional to 910,715.49, 1,365,944.90 and 572,725.89 is: 859,008.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,715.49 : 1,365,944.90 = 572,725.89 : x
  2. Step 2: Convert to fraction form
    910,715.49/1,365,944.90 = 572,725.89/x
  3. Step 3: Cross multiply
    910,715.49x = 1,365,944.90 × 572,725.89
  4. Step 4: Simplify right side
    910,715.49x = 782,312,005,679.83
  5. Step 5: Solve for x
    x = 782,312,005,679.83/910,715.49
  6. Step 6: Final answer
    x = 859,008.13

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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.