Home / 698,897.12-964,246.05-569,613.29

Finding the Fourth Proportional to 698,897.12, 964,246.05 and 569,613.29

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Solution

The fourth proportional to 698,897.12, 964,246.05 and 569,613.29 is: 785,877.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,897.12 : 964,246.05 = 569,613.29 : x
  2. Step 2: Convert to fraction form
    698,897.12/964,246.05 = 569,613.29/x
  3. Step 3: Cross multiply
    698,897.12x = 964,246.05 × 569,613.29
  4. Step 4: Simplify right side
    698,897.12x = 549,247,360,088.77
  5. Step 5: Solve for x
    x = 549,247,360,088.77/698,897.12
  6. Step 6: Final answer
    x = 785,877.27

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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.