Home / 758,898.60-1,136,307.93-578,122.80

Finding the Fourth Proportional to 758,898.60, 1,136,307.93 and 578,122.80

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Solution

The fourth proportional to 758,898.60, 1,136,307.93 and 578,122.80 is: 865,630.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,898.60 : 1,136,307.93 = 578,122.80 : x
  2. Step 2: Convert to fraction form
    758,898.60/1,136,307.93 = 578,122.80/x
  3. Step 3: Cross multiply
    758,898.60x = 1,136,307.93 × 578,122.80
  4. Step 4: Simplify right side
    758,898.60x = 656,925,522,153.80
  5. Step 5: Solve for x
    x = 656,925,522,153.80/758,898.60
  6. Step 6: Final answer
    x = 865,630.17

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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.