Home / 740,658.88-1,021,699.95-602,985.94

Finding the Fourth Proportional to 740,658.88, 1,021,699.95 and 602,985.94

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Solution

The fourth proportional to 740,658.88, 1,021,699.95 and 602,985.94 is: 831,787.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,658.88 : 1,021,699.95 = 602,985.94 : x
  2. Step 2: Convert to fraction form
    740,658.88/1,021,699.95 = 602,985.94/x
  3. Step 3: Cross multiply
    740,658.88x = 1,021,699.95 × 602,985.94
  4. Step 4: Simplify right side
    740,658.88x = 616,070,704,748.70
  5. Step 5: Solve for x
    x = 616,070,704,748.70/740,658.88
  6. Step 6: Final answer
    x = 831,787.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.