Home / 651,270.77-898,304.95-458,088.20

Finding the Fourth Proportional to 651,270.77, 898,304.95 and 458,088.20

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Solution

The fourth proportional to 651,270.77, 898,304.95 and 458,088.20 is: 631,846.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,270.77 : 898,304.95 = 458,088.20 : x
  2. Step 2: Convert to fraction form
    651,270.77/898,304.95 = 458,088.20/x
  3. Step 3: Cross multiply
    651,270.77x = 898,304.95 × 458,088.20
  4. Step 4: Simplify right side
    651,270.77x = 411,502,897,596.59
  5. Step 5: Solve for x
    x = 411,502,897,596.59/651,270.77
  6. Step 6: Final answer
    x = 631,846.10

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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.