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Finding the Fourth Proportional to 895,700.88, 1,343,153.88 and 474,878.16

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Solution

The fourth proportional to 895,700.88, 1,343,153.88 and 474,878.16 is: 712,106.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,700.88 : 1,343,153.88 = 474,878.16 : x
  2. Step 2: Convert to fraction form
    895,700.88/1,343,153.88 = 474,878.16/x
  3. Step 3: Cross multiply
    895,700.88x = 1,343,153.88 × 474,878.16
  4. Step 4: Simplify right side
    895,700.88x = 637,834,443,131.26
  5. Step 5: Solve for x
    x = 637,834,443,131.26/895,700.88
  6. Step 6: Final answer
    x = 712,106.53

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1.5x scale

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.