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Finding the Fourth Proportional to 437,702.13, 604,075.37 and 256,566.25

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Solution

The fourth proportional to 437,702.13, 604,075.37 and 256,566.25 is: 354,088.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,702.13 : 604,075.37 = 256,566.25 : x
  2. Step 2: Convert to fraction form
    437,702.13/604,075.37 = 256,566.25/x
  3. Step 3: Cross multiply
    437,702.13x = 604,075.37 × 256,566.25
  4. Step 4: Simplify right side
    437,702.13x = 154,985,352,398.26
  5. Step 5: Solve for x
    x = 154,985,352,398.26/437,702.13
  6. Step 6: Final answer
    x = 354,088.64

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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.