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Finding the Fourth Proportional to 551,594.08, 761,490.48 and 371,254.24

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Solution

The fourth proportional to 551,594.08, 761,490.48 and 371,254.24 is: 512,526.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,594.08 : 761,490.48 = 371,254.24 : x
  2. Step 2: Convert to fraction form
    551,594.08/761,490.48 = 371,254.24/x
  3. Step 3: Cross multiply
    551,594.08x = 761,490.48 × 371,254.24
  4. Step 4: Simplify right side
    551,594.08x = 282,706,569,419.64
  5. Step 5: Solve for x
    x = 282,706,569,419.64/551,594.08
  6. Step 6: Final answer
    x = 512,526.47

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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.